Answer: hello the terms are missing but I have provided the answer ( the terms and matched them properly
answer :
P WAVESS WAVESL WAVESR WAVESExplanation:
This body wave is a compressional wave : P WAVES
This body wave is a shear wave : S WAVES
This surface wave moves from side to side : L WAVES
This surface wave moves up and down. : R WAVES
A body wave is a type of wave that passes through the interior of the earth and they are classified as ; P and S waves while surface waves are seismic waves that travel near the earth's surface
a potato falling vertically downward is struck by a dart that is traveling vertically upward, as shown above. the dart and potato then collide, stick together, and continue moving after the collision. question consider the dart-potato system. which of the following graphs best represents the speed v of the center-of-mass of the dart-potato system, as a function of time t, before, during, and after the collision?
The graph representing a line with constant slope increasing represents the relation between speed and time of the dart-potato system.
Increasing slope represents that the slope is positive and as the quantity on x- axis increases, the quantity on y-axis also increases.
Momentum is said to be conserved before and after collision in a two-object system. Here, the two objects are said to be dart and potato. The potato and dart after collision are said to move by sticking together after the collision.
The potato-dart system is said to be moving with increasing velocity after the collision. The speed of the potato-dart system is given as v.
The question is incomplete. The speed v of the centre of mass of the dart-potato system, as a function of time t, before, during, and after the collision is represented by the graph attached below.
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suppose that a huge tank 50m high and filled with water is open to the atmosphere and is hit with a bullet that pierces one side of the tank, allowing water to flow out. the hole is 5m above the ground. if the hole is very small in comparison with the size of the tank, how quickly will the water flow out of the tank?
The the velocity which the water flow out of the tank is 29.698 m/s
What is Bernoulli's principle?
It gives the relationship between pressure, kinetic energy, and gravitational potential energy of a fluid in a container .
P₁ + 1/2ρv₁² + ρgh₁ = P₂ + 1/2ρv₂² + ρgh₂
Since it is a open tank,
P₁ = P₂ = P₀ , atmoshperic pressure
h₁ = 50m
h₂ = 5m
v₁ = 0
Applying Bernoulli's principle
P₁ + 1/2ρv₁² + ρgh₁ = P₂ + 1/2ρv₂² + ρgh₂
P₀ + 0 + ρgh₁ = P₀ + 1/2ρv₂² + ρgh₂
ρgh₁ = 1/2ρv₂² + ρgh₂
v₂ = √(2g(h₁-h₂))
= √(2×9.8(50-5))
= 29.698 m/s
Therefore the velocity which the water flow out of the tank is 29.698 m/s
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projectile a is launched horizontally at a speed of 20 meters per second from the top of a cliff and strikes a level surface below, 3 seconds later. projectile b is launched horizontally from the same location at a speed of 30 meters per second. approximately how high is the cliff?
Answer:
the answers are 3 seconds and 44.1 m
Answer:
44M
Explanation:
ANSWER ASAP PLEASE
Produce a definition for the following words:
1. reliability
2. validity
3. precision
Use these words in ONE example investigation to describe their meaning.
Reliability refers to the consistency of a measure. For example, in an investigation, if a measuring device consistently produces the same results when used to measure the same quantity, it can be considered reliable.
Validity refers to the accuracy of a measure. In an investigation, if a measuring device accurately reflects the true value of the quantity being measured, it can be considered valid.
Precision refers to the degree to which repeated measurements of the same quantity agree with one another. In an investigation, if a measuring device produces results that are consistently close to one another, it can be considered precise.
For example, in an investigation to determine the weight of a substance, a reliable, valid, and precise scale would consistently produce the same weight measurement for the substance each time it is weighed, and the measurement would accurately reflect the true weight of the substance.
what energy technologies depend on solar radiation as the originating source? select all that apply.
Solar energy is harnessed using three basic technologies: photovoltaics (PV), which directly converts light to electricity; solar thermal energy; and solar thermal energy.
Concentrating solar power (CSP), which uses solar thermal energy to power utility-scale electric turbines; and solar heating and cooling (SHC) systems The photovoltaic effect, or photovoltaics, is the method of directly generating energy from solar radiation. Photovoltaics is probably the most well-known method of harnessing solar energy today. Photovoltaics (PV) and concentrated solar-thermal power are the two main forms of solar energy technology (CSP). the first commercially feasible perovskite solar cells, which can be produced at room temperature and use less energy than silicon-based solar cells.
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Explain the characteristics of galaxies and galaxy
clusters.
Answer:
Some of the key characteristics of galaxies and galaxy clusters include their size, shape, and structure. Galaxies and galaxy clusters are also distinguished by the presence of dark matter, a mysterious substance that is thought to make up most of the mass in the universe. Additionally, galaxies and galaxy clusters are important sites for the formation and evolution of stars and other celestial objects.
Explanation:
Galaxies are vast collections of stars, gas, and dust that are held together by gravity. They come in a variety of shapes and sizes, ranging from small, irregular galaxies to large spiral galaxies with well-defined arms. Galaxies also contain a central region known as the nucleus, which may be home to a supermassive black hole.
Galaxy clusters are groups of galaxies that are held together by gravity. They are the largest structures in the universe, and they can contain hundreds or even thousands of individual galaxies. Galaxy clusters are typically separated by vast distances, and they are bound together by the mutual gravitational attraction of their constituent galaxies.
What evidence supports the theory of ocean floor?
There is a sizable mountain range slicing through the ocean floor. Far from the ridges, deep pits can be found. Deeply below sea level, guyots have eroded tops.
What are the three signs of a spreading seafloor?The evidence is gathered. These conclusions are: There is a sizable mountain range slicing through the ocean floor. Far from the ridges, deep pits can be found. Deeply below sea level, guyots have eroded tops.
What proof is there that the ocean floor is expanding?Earthquake studies. Seismic investigations that show earthquakes happen along a mid oceanic ridge's rift valley and the cross-cutting fractures that offset it provide additional evidence for the spreading of the sea floor.
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At which position is the northern hemisphere experiencing spring? point a
The vernal or spring equinox occurs in the northern hemisphere on March 21 or 22.
A 45 kg mass is dragged 50 m over a surface. If 1.0 kW of power is produced over 10 seconds,
what is the coefficient of friction for the surface?
Answer:
Approximately [tex]0.45[/tex] (assuming that the surface is level, the mass is moving at constant velocity, and that [tex]g = 9.81\; {\rm m\cdot s^{-2}}[/tex].)
Explanation:
With a power of [tex]P = 1.0\; {\rm kW} = 1.0\times 10^{3} \; {\rm W}[/tex], the work that would be done over [tex]t = 10\; {\rm s}[/tex] would be:
[tex]\begin{aligned}(\text{work}) &= (\text{power})\, (\text{time}) \\ &= (1.0\times 10^{3}\; {\rm W})\, (10\; {\rm s}) \\ &= 1.0 \times 10^{4}\; {\rm J}\end{aligned}[/tex].
Divide work by distance to find the force that did the work:
[tex]\begin{aligned} (\text{force}) &= \frac{(\text{work})}{(\text{distance})} \\ &= \frac{1.0\times 10^{4}\; {\rm J}}{50\; {\rm m}} \\ &= 200\; {\rm N}\end{aligned}[/tex].
If this mass is moving at a constant velocity, the magnitude of friction on this mass will be equal to that of the external force, [tex]200\; {\rm N}[/tex].
If the surface is level, the magnitude of the normal force on this mass will be equal to that of weight:
[tex]\begin{aligned}(\text{weight}) &= (\text{mass})\, g \\ &= (45\; {\rm kg})\, (9.81\; {\rm N\cdot kg^{-2}}) \\ &\approx 4.41 \times 10^{3}\; {\rm N}\end{aligned}[/tex].
Divide the magnitude of friction by normal force to find the coefficient of friction:
[tex]\begin{aligned}& (\text{coefficient of friction}) \\ =\; & \frac{(\text{friction})}{(\text{normal force})} \\ \approx\; & \frac{200\; {\rm N}}{(45\; {\rm kg})\, (9.81\; {\rm N\cdot kg^{-1}}))} \\ \approx \; & 0.45\end{aligned}[/tex].
suppose a 200-kg motorcycle has two wheels like, the one described in problem 10.15 and is heading toward a hill at a speed of 30.0 m/s. (a) how high can it coast up the hill, if you neglect friction? (b) how much energy is lost to friction if the motorcycle only gains an altitude of 35.0 m before coming to rest?\\\
If you neglect friction it can 68600 high coast up the hill and 21400J energy is lost to friction if the motorcycle only gains an altitude of 35.0m before coming to rest.
Only because transformed of kinetic energy into potential energy.
at the minimum height the p-e is minimum but k-e maximum ,also in maximum height p-e is maximum but k-e is minimum.
Given, mass of motorcycle
(m)=200kg
speed(v)=300m/s
we have from kinematic equation
v^2=u^2-2gh
at the maximum height(h) final speed v=0
=u^2-2gh=0 AS G=9.8M/S^2
=H=U^2/2G
H=(30.0)^2/2X9.8
H=45.92M THIS IS HEIGHT.
GIVEN H=35.0M
At the height h=35.0m,
we have the potential energy ( p.e) v= mgh
v=200x9.8x35.0
v=68600
again the kinetic energy (k.e)=1/2mr^2
=1/2x(30.0)^2x200
=90000J
so the energy lost, (90000-68600)J
=21400J
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What does an inclined plane increase and decrease?
The normal force decreases as the angle of the incline increases, which reduces the frictional force.
By using the normal force of the plane to offset the gravitational force, inclined planes also enable the safe vertical descent of heavy, fragile objects, including people. Moving an object uphill requires force because an inclined plane increases the force that the user applies. An inclined plane is a straightforward device that consists of a sloping surface connecting two elevations. It is employed to transport objects more conveniently to higher elevations.
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a weight lifter lifts a 280-n set of weights from ground level to a position over his head, a vertical distance of 1.65 m. how much work does the weight lifter do, assuming he moves the weights at constant speed?
If the weight lifter moves the weights at a steady speed, the amount of work he performs is W = 462 J.
Briefly :-an object's work is equal to the product of the force it is subjected to and the distance it travels.
W = Work Done, where W = F d
Force: F
Displacement equals d
The factors in this situation are as follows:
F = 280 N for the sets, and d = 1.65 m for the vertical distance traveled.
W = (300 N)(2.15 m)
W = 462 J.
Assuming the weight lifter moves the weights at a constant speed, the work he performs is W = 462 J.
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a conducting rod is free to slide along a pair of conducting rails, in a region where a uniform and constant (in time) magnetic field is directed into the plane of the paper, as the drawing illustrates. initially the rod is at rest. there is no friction between the rails and the rod. what to the rod after the switch is closed? if any induced emf develops, be sure to account for its effect. ignore air resistance.
the rod reaches a steady speed, it accelerates to the right.continues to move.
What is the straightforward meaning of velocity?A displacement how an object or particle experiences with regard to time is expressed vectorially as velocity.One meter / second (m/s) is the accepted unit of flow speed (also known as speed).
How do velocity and speed differ?Velocity is the pace and direction of the an object's movement, whereas speed is the timekeeping that an object is travelling along a path.In other words, velocity is a vector, whereas speed is indeed a scalar value.
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How is sonar used to study the ocean floor?
The sonar systems calculate the time each pulse takes to reach the seafloor and return, then translates those times into water depths, allowing us to uncover the bathymetry below us.
How can sonar be used to map the ocean floor?Multibeam sonar signals are sent out from the ship. With about 1500 sonar soundings sent out per second, multibeam “paints” the seafloor in a fanlike pattern. This creates a detailed “sound map” that shows ocean depth, bottom type, and topographic features.
Why is it that we use sonar to study the ocean floor?Sonar, short for Sound Navigation and Ranging, is helpful for exploring and mapping the ocean because sound waves travel farther in the water than do radar and light waves.
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Create a acrostic poem using the word "transformation" that summarizes what you've learned about kinetic and potential energy.
Because the electrons travel more quickly under pressure and have more kinetic energy, they eventually leap into a broader orbit. The energy that was previously held in every electron will transform into potential energy.
What is the transformation between kinetic energy and potential energy?You see, when pressure is applied, the electrons' kinetic energy rises, making them travel more quickly and ultimately leading them to jump into a larger orbit. Every electron will then have energy that has been stored in it, which will become its potential energy.A: When an item is not moving, it possesses potential energy, or stored energy. Potential energy transforms into kinetic energy if a force is applied or it starts to move (energy of motion).Mechanical energy is the total of kinetic and potential energy. Kinetic energy, or kinetic energy from motion, and/or stored positional energy can both contribute to an object's mechanical energy (i.e., potential energy).Learn more about kinetic energy and potential energy refer to :
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What is the inverse relationship between size of the wavelength frequency and energy?
Greater energy is correlated with shorter wavelengths and higher frequencies. Therefore, lower energy is produced by longer wavelengths and lower frequencies. E = hv is the energy equation.
What connection is there between energy, wavelength, and frequency?The frequency & energy (E) of a wavelength drop as it grows in size. You may conclude from these equations that the wavelength shortens with increasing frequency. The wavelength lengthens with decreasing frequency. Mechanical and electromagnetic waves are the two main categories of waves.
How do wavelength and frequency relate to one another?Wavelength and frequency are inversely proportional to one another. The wavelength of a wave that has a high frequency is also its shortest. Half the wavelength corresponds to frequency multiples of two. The wavelength ratio is hence the polar opposite of the frequency ratio.
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IIf the Sun were twice as massive
its pull on the Earth would double.
the pull of the Earth on the Sun would double.
Its pull on the Earth would double; and the pull of the Earth on lhe Sun would double.
none of the other choices arc correct.
Option C; If the Sun were twice as massive the pull of the Earth on the Sun would double.
A hot, incandescent ball of hydrogen and helium at the center of our solar system, our Sun is a 4.5 billion year old star. Despite the Sun's distance from Earth, which is around 93 million miles (150 million kilometers), life as we know it would not be possible on our planet without the Sun's radiation.
To fill the volume of the Sun, 1.3 million Earths would be required. The solar system is held together by its gravity, which keeps everything in orbit around it, from the largest planets to the smallest pieces of junk. The Sun's core, which reaches temperatures of more than 27 million degrees Fahrenheit, is its hottest region (15 million degrees Celsius).
Option C; If the Sun were twice as massive the pull of the Earth on the Sun would double.
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CONVERT A COAL PRICE OF $90/TON TO $/MMBTU, ASSUMING A HEAT CONTENT OF 7,000 BTU PER POUND
A: $3.00/MMBtu
B: $34.50/MMBtu
C; $2.80/MMBtu
D: $6.42/MMBtu
E: $3.46/MMBtu
The coal price of $90/ton with a heat content of 7000 BTU per pound is D: $6.42/MMBtu.
The formula to calculat mmbtu from tons is as follows -
Price per mmbtu = price per ton × 500/ BTU per pound
Keep the values in formula to find the price per mmbtu
Price per mmbtu = (90×500)/7000
Performing multiplication in numerator on Right Hand Side of the equation
Price per mmbtu = 45000/7000
Performing division on Right Hand Side of the equation to find the price per mmbtu for coal
Price per mmbtu = $6.42/mmbtu
Thus, the correct option is D: $6.42/MMBtu.
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What is the value of lambda?
The thermal conductivity of a product is measured in units of W/mK by the lambda value, which is also referred to as the "K-value" or "-value."
What does one lambda mean? A product's thermal conductivity is expressed in terms of W/mK by the lambda value, which is also referred to as the "K-value" or "-value."For the purpose of minimizing heat loss, effective insulation will have a lambda value as low as possible.A lambda value of 0.019 W/mK, for instance, is shared by all of our lower lambda products regardless of thickness.A non-SI measure of volume called lambda, denoted by the lowercase letter, is equivalent to 109 m3, 1 cubic millimeter (mm3), or 1 microliter (L).A variable is bound to a function using its namesake, the Greek letter lambda (), which is utilized in lambda expressions and phrases.Both typed and untyped lambda calculi are possible.Functions can only be used in typed lambda calculus if they can accept the "type" of data that is specified as an input.To learn more about lambda mean refer
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How would newtons laws of motion relate to the movement of bumper cars how might the mass of the riders and the speed of the cars affect this movement
Answer:
the law of interaction, says that if one body exerts a force on a second body, the second body exerts a force equal in magnitude and opposite in direction on the first body. It's the law of action-reaction, and it helps to explain why you feel a jolt when you collide with another bumper car.
Heavier cars have more momentum, so they travel further, given the same amount of friction.
Explanation:
What do you mean by the terms wavelength frequency and amplitude of a wave motion?
The terms "amplitude" and "wavelength" refer to a maximum deflection from the mean location and the total distance traveled by a vibrating particle, respectively.The frequency refers to the number of full vibrations per second, similarly.
By the term "wavelength frequency," what do you mean?The wavelength of a wave is the distance that separates two adjacent crests or troughs.
What are wave wavelength and amplitude?Measured from the wave's highest point (peak and crest) to its lowest point, the amplitude of the wave indicates its height (trough).Wavelength is the distance a wave travels between peaks.
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compared to the speed of the heavier block, what is the speed of the light block after both blocks move the same distance d ?
Compared to the speed of the heavier block, the speed of the light block travel is twice as fast.
Distance is an object's overall movement in a directionless fashion. Regardless of the starting or ending point.
Length can be defined as the quantity of space an object has covered.
We may find out an object's actual size by knowing how far away it is. The area an object covers in space above us can be measured. Once we understand how far away it is, we can calculate its true size. An thing appears smaller the further away it is.
The algebraic phrase known as the distance formula, which provides the distances between two places in terms of its coordinates. The distance formula for points in rectangular coordinates in two- and four Euclidean space are based on the Pythagorean theorem.
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Let's Examine the Three Laws of Motion
Directions: Read each example below and identify which law of motion it is
following.
1. If you blow up a balloon, and then release it. the balloon will fly away.
2. When two balls collide, two balls on the opposite end will also move.
3. Two teams are playing tug-a-war and team A wins because of unbalanced forces.
4. A skateboarder will remain in motion while going down a hill until it is stopped by an outside
force.__
5. In a catapult, it is easier to launch a stone weighing 60 kg than it is to launch a stone weighing
600 kg..
6. A dog asleep will remain sleeping until it is woken up..
Answer:
1.Newton's third law
2.Newton's third law
3.Newton's second law
4.Newton's first law
5.Newton's second law
6.Haha I don't know about this but by inference it is Newton's first law.
Explanation:
What is a maximum load weight?
Maximum load weight is the amount of permissiable load that can be carried by a vehicle in a particular country region.
Maximum load in a region is decided by the authority of that particular area. It can be calculated by subtract the curb weight from the GVWR . For example, if we have a truck with a GVWR of 9,000 pounds and a curb weight of 6,000 pounds, the load limit will be 3,000 pounds: GVWR – curb weight = load limit
Or we can say that the maximum allowable force that can be applied to a stage in a specified direction while meeting stage specifications is known as the maximum load weight.
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you have a choice to drill your water well into a shallow, unconfined aquifer or a deep, confined aquifer. drilling deeper will cost more money; however, you chose to drill into the confined aquifer. why?
The limited aquifer's water quality will probably be better.
What sets confined aquifers apart from unconfined aquifers?Unconfined aquifers are those where the ground's rock is directly exposed at the surface and groundwater is continuously refilled, for instance by precipitation or snowmelt. Thick deposits that surround an aquifer and keep it enclosed from the Earth's surface or other rocks are known as confined aquifers.
Which aquifer—confined or unconfined—produces less water?Because there is less drawdown over a smaller area with an unconfined aquifer than with a confined aquifer for the same rate of water withdrawal, unconfined aquifers are often preferred to confined aquifers from a hydraulic standpoint.
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What is the frequency of A photon that has A wavelength of 300 nm?
wavelength of the photon is 300 nm
using ν= c/λ,
where c ⇒ speed of light =3x10⁸ m/s
λ⇒wavelength of light = 300 nm
frequency⇒ν=(3x10⁸)/(300X10⁻⁹)
so, ν= 10¹⁵ s⁻¹ is the frequency of photon of wavelength 300 nm.
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What is the formula of MGBR?
The chemical formula of Magnesium Bromine MgBr₂.
As the name says MgBr, we can easily conclude that in this compound there are two elements present.
One of the elements is Magnesium which is denoted by Mg, while the other is Bromine which is denoted by Br.
Magnesium is a metal while bromine is a non-metal, the combination of both elements will be Magnesium bromide which is denoted by MgBr2, which is an ionic compound.
Magnesium bromide is a chemical compound which is formed by the combination of magnesium and bromine.
The chemical formula of Magnesium Bromine MgBr₂.
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a 20 kilogram ball rolls down a ramp and accelerates at a rate of 12 m/s per second. what is the net force acting on the ball?
The net force acting on the ball is 240 Newtons.
We know that force applied at a particular instant is equal to the mass of the particle (or object ) times the acceleration of the particle at that particular instant.
Also, force is defined as the rate of change of momentum of a particle at that instant.
But in this problem we have to use force on the particle at the instant is equal to the mass of the particle times the acceleration of the particle at that instant.
So, we have been given the mass of the particle as 20 kg and the acceleration of the particle as 12 m/s² .
So-net force on particle = 20*12 =240 Newtons.
Hence, the net force on the ball is equal to 240 Newtons.
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What it means gains momentum ?
Answer:
to move faster
Explanation:
momentum, product of the mass of a particle and its velocityit has both magnitude and direction. Isaac Newton's second law of motion states that the time rate of change of momentum is equal to the force acting on the particle. See Newton's laws of motion.
Answer:
gaining speed
Explanation:
the sun burns ______ to make _____
A. hydrogen, helium
B. helium, hydrogen
C. propane, butane
D. butane, propane