Hummingbirds need large amounts of energy to flap their wings between 60 and 200 times per second. Their wings beat so rapidly that it is difficult to see them move. They often appear suspended in air for extended periods of time without changing their location. Hummingbirds have long bills and grooved tongues to reach into flowers to feed on flower nectar. They also feed on insects.

The body system most directly interacting with the skeletal system to enable hummingbirds to beat their wings between 60 and 200 times per second is the-

F.
muscular system.

G.
integumentary system.

H.
endocrine system.

J.
circulatory system.

Answers

Answer 1
i think the answer would be G

Related Questions

What is root pressure ?
Ans correctly​

Answers

➜ It is a pressure developed in the xylem due to metabolic activity of the root cells.

It is a hydrostatic pressure developed in the root system that pumps the water or sap in the root system.

In 1-2 sentences, explain why mutations can be beneficial to an organism.

Answers

Answer:

Some mutations can change genetic variation in a way where an organism can adapt to the surrounding environment. Mutations created gills, which allow fish to breath underwater. Mutations allowed giraffes to reach leaves higher up on trees so they can get food. Mutations also allowed humans to be able to adapt to any environment and situation and continue growing.

Explanation: Brainliest is always appreciated

Mutations are random changes in the DNA sequence of an organism's genome. Mutations can be beneficial to an organism because they can lead to genetic variation, which can allow for natural selection to occur.

What is mutation?

Mutation is a process that refers to a change in the genetic material (DNA) of an organism. The genetic material carries the information that determines an organism's characteristics and traits, like eye color, hair color, or susceptibility to certain diseases. Mutations can happen naturally, or they can be induced by various factors such as exposure to radiation, chemicals, or viruses.

Mutations can affect a single base pair of DNA, a larger segment of DNA, or an entire chromosome. They can be classified in many ways, but one of the most common ways is by their effect on the genetic material.

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Which statement accurately compares a radio wave and an infrared wave? *

A radio wave has a longer wavelength and a lower frequency than an infrared wave

A radio wave has a shorter wavelength and a lower frequency than an infrared wave

A radio wave has a longer wavelength and a higher frequency than an infrared wave

A radio wave has a shorter wavelength and a higher frequency than an infrared way

Answers

The first option is correct.

A radio wave has a longer wavelength and a lower frequency than an infrared wave.

HELP! What are some of the reasons Humans depend on the ocean? - How do humans impact the ocean? - Since we humans depend on the ocean a lot, what should we do to take better care of our ocean?

Answers

For an ecosystem that covers 70 percent of the planet, oceans get no respect.

All they’ve done is feed us, provide most of the oxygen we breathe, and protect us from ourselves: Were it not for the oceans, climate change would have already made Earth uninhabitable.

How?

The oceans have gamely absorbed more than 90 percent of the warming created by humans since the 1970s, a 2016 report found. Had that heat gone into the atmosphere, global average temperatures would have jumped by almost 56 degrees Celsius (100 degrees Fahrenheit).

But as vast as the seas are, there is a limit to how much they can absorb, and they are beginning to show it. Today, on World Oceans Day, Human Nature examines some of the ways that climate change affects life in the oceans — and what that means for humanity.

Kim wanted to determine if certain seeds require sunlight in order to germinate. She placed one seed on a moist paper towel in the sunlight. She placed a second seed on an equally moist paper towel in a dark closet. The seed in the sunlight germinated but the seed in the dark closet did not. Kim concluded that this type of seed needs sunlight in order to germinate.

1.What is the dependent variable in Kim’s experiment?

A. Seed location

B. Seed germination

C. Amount of sunlight

D. Amount of moisture

Answers

Answer:

It is the amount of sunlight

Which statement is true?
O Gravity can both push and pull objects.
O Only celestial objects exert a gravitational force.
O Only Earth exerts a gravitational force.
All objects with mass exert a gravitational force.

Answers

Answer:

All objects with mass if I remember correctly :>

Explanation:

I need help on this question

Answers

Answer:

Convergent Boundary

Explanation:

2. What was the instrumentation Franklin used to determine the structure of DNA?
Multiple choice question.
A)X-ray diffraction
B)spectroscopy
C)electron diffraction
D)chromatography

Answers

Answer:

D)chromatography

Explanation:

cause that you get the fingerprints

️What's Photosynthesis ?️​

Answers

☁️ Answer ☁️

Photosynthesis is a process by which phototrophs convert light energy into chemical energy, which is later used to fuel cellular activities. The chemical energy is stored in the form of sugars, which are created from water and carbon dioxide.

Hope it helps.

Have a nice day noona!~  ̄▽ ̄

Answer:

the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product is photosynthesis.

which type of potential energy is from working against gravity

Answers

Answer:

Gravitational Potential Energy

Explanation:

The general expression for gravitational potential energy arises from the law of gravity and is equal to the work done against gravity to bring a mass to a given point in space.

The insertion of a therapeutic gene into chromosomes at a site near a proto-oncogene unexpectedly caused which
disease in boys with an X-linked genetic disorder?
Autoimmune diseases
Fungal diseases
Leukemia
Alzheimer's disease
AIDS

Answers

Answer:

Identify speciment A without reason

plz help ;-; I cant fail this

Answers

Answer:

A. 11,400 years old

Explanation: because the people that have smaller than my day

What is the primary function of leaves? *

A. Gas Exchange
B. Movement of Water
C. Piercing the Ground
D. Cell Respiration

Answers

D) cell respiration


Photosynthesis is the primary funtion of the leaves.
Explanation:
Photosynthesis is defined as the chemical process of converting light energy into chemical energy in a form of food or sugar. Leaves contain most of the chloroplasts in plants that are responsible in capturing light for photosynthesis to occur.
Leaves are naturally green to serve their purpose. This green color is caused by the reflection of the green portion of the visible light spectrum by the green coloring pigment, chlorophyll. Chlorophyll, that is contained in chloroplasts, captures certain wavelengths of light, as energy to initiate photosynthesis. As a result, we get food from plants.

GIVING BRAINLIEST!!

What is the best explanation of why trees are such an important resource to the environment?

A) Trees provide shade from the sun for humans and animals.
B) Trees provide oxygen for humans and animals to breathe.
C) Trees provide furniture like tables and chairs to use.
D) Trees are beautiful to look at in parks and forests.

Answers

Answer:

I'm pretty sure it's B

Explanation:

Most of them are decent reasons but B is the best.

Answer:

The answer is B. Trees provide oxygen for humans and animals to breathe.

Explanation:

Plants provide oxygen for most living things to breathe.


Do you think that sharks and dolphins' similarities (body shape, fin, and flippers) are homologies or analogies

Answers

Answer:

homologous* or analogous*. You spelled them wrong :)

I believe they are homologous because they more than likely share ancestry. They are underwater animals with the same... everything pretty much.

Explanation:

Question 3.
Why dose a throat infection cause your voice to produce lower pitched sounds biology

Answers

Answer:

With a cold comes inflammation of the structures around the vocal cords. With the inflammation comes swelling of those structures. Thicker vocal cords vibrate more slowly and give a lower pitch.

HELP ME PLEASE I BEG

1. Explain how the energy flows within living systems. Include the
following concepts:
• 10% Energy Transfer
• Food Web
• Food chain
(3 points)
2. Explain how energy is transformed through the process of
photosynthesis. (2 points)

Answers

Answer:

Explanation:

energy flows from the Sun to producers and then to consumers. The path is linear as the energy present in one step is transferred to the next. You can find specific examples of this pathway in an ecosystem. Energy may be lost in living systems as it flows through them.

Photosynthesis is  the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds.

10% energy transfer is the law of energy transfer in which about 10% of the energy is transferred to the next trophic level in an ecosystem.

What is the energy flow in an ecosystem?

Energy flow is the flow of energy which occurs through the living things within an ecosystem. All the living organisms in an ecosystem can be organized into different groups such as producers and consumers, and the producers and consumers can be further organized into a proper food chain. Each level within a food chain is called as trophic level.

1. 10% energy transfer is the law which states that 10% of the total energy is transferred to the next trophic level and 90% is lost into the atmosphere.

Food web is a network of interlinked food chains. In this different organisms are produce at each trophic level which provides the organism with different options for their food.

Food chain is a linear network of different organisms at different trophic levels in an ecosystem.

2. Photosynthesis is the process of energy transformation in which light energy in the form of sunlight is transformed into chemical energy in the form of chemical bonds present in the carbohydrate molecules.

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What is a tree that produces cones called

Answers

Answer:

Conifers are trees that produce cones to protect their seeds.

3
What is the most likely cause of plate movement?

Answers

Answer:

earthquake

Explanation:

Are all molecules compounds? Why or why not?

Answers

Answer:

While all compounds are molecules, not all molecules are compounds. A molecule is formed when two or more atoms of an element chemically join together.

Explanation:

Which of the following statements is true about the structure of an atom?
1. The proton and neutron are of equal mass.
2. The electron is the most massive subatomic particle.
3. The electron cloud contains more mass than the nucleus.
4. The nucleus of an atom contains more mass than the electron cloud.
A. 1 and 4

B. 2,3, and 4

C. 1 only

D. 2 and 3

Answers

Answer:

it is going to be B. 2,3, and 4

What statement about childhood obesity is true?

Obesity can lead to high blood pressure.

Obesity is another word for being overweight.

Obesity is not curable.

Obesity leads to low cholesterol.

Answers

Answer:

Obesity can lead to high blood pressure.

Childhood obesity is a severe public health concern that is spreading across the country. Body mass index (BMI) at or above the 95th percentile for kids of the same age and sex is what is referred to as having it. The claims are all accurate.

Obesity can raise the chance of having high blood pressure because it alters the body in ways that enhance that risk. This includes increased blood fat levels, hormonal changes, and an increase in the creation of proteins that can narrow the blood arteries.

Overweight is sometimes referred to as obesity. Body mass index (BMI) at or above the 95th percentile for children is the criterion for this condition.

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please answer that for science8-periodic table..i need now please answer it​

Answers

Answer:

︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎

︎ ︎ ︎︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎

︎ ︎ ︎︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎

︎ ︎ ︎︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎

︎ ︎ ︎︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎.

What is located at the base of each semi-cirular canal made up of a cluster of hair cells in a gelatinous matrix that help the brain detect motion?
A. Ampulla
B. Maculea
C. Otoliths
D. Pinna

Answers

C. otoliths is the correct answer

What happens to individuals with traits that are better adapted to the environment?

Answers

Evolution occurs by natural selection, the process by which organisms with traits that better enable them to adapt to their environment will tend to survive and reproduce in greater numbers. Evolution is due to differences in the survival and reproduction of individuals within a population.

both primary and secondary succession have pioneer species that-

Answers

Answer:

hi

Explanation:

There are two types of succession. The first is primary succession. Primary succession occurs in an area that has not been previously occupied by a community. Places where primary succession occurs
include newly exposed rock areas, sand dunes, and
lava flows. Simple species that can tolerate the often-
harsh environment become established first. These organisms help enrich the soil, allowing other species to become established. The first organisms to appear in areas of primary succession are often mosses or lichens. These organisms are known as pioneer species because they are the first species present; pioneer species must be hardy and strong, just like human pioneers.

Which best describes what Shah is doing? replication repetition both repetition and replication neither repetition nor replication

Answers

Answer:

This question is incomplete. The complete part of the question is as follows:

Shah did not trust the results of an experiment that she had read about, so she is conducting the experiment herself. She goes through the same set of steps and measures the effect of the amount of sugar on a single organism.

Which best describes what Shah is doing?

The answer is A. Replication

Explanation:

In an experiment, replication is the process of repeating an experiment that was formerly conducted by another experimenter in order to ensure accuracy. Note that, an experiment is 'replicated' under the same conditions as it was conducted previously.

This is the case in this question involving Shah who conducted an experiment herself because she didn't trust the results of the experiment she read about. She conducted an experiment that has already been conducted by another experiment, hence, it is a REPLICATION.

Describe and the explain the changes in blood lactic acid and concentration shown in the graph || guys someone please help i’m failing bio so hard!!

Answers

During the exercise period (10-15min) the blood lactic acid concentration increases to about 13.2 mmol/dL (same units as on graph) as the individual is having problems keeping up their aerobic respiration. After 15min, they stop exercising and the lactic acid concentration starts to return to normal as their body is able to take in enough oxygen and catches up with the excess lactic acid, metabolizing it into CO2 and H2O. The period between 15-20 min shows the fastest reduction in concentration.


When wood combines with oxygen and burns, ashes and carbon dioxide are produced. How does the Law of Conservation of Matter relate to this observation?
A. The mass of the wood will be destroyed.
B. The weight of these substances will change but the mass will stay the same.
C. The mass of each of these substances will be the same before and after the reaction.
D. The mass of the wood and the oxygen burned will equal the mass of the ashes and the carbon dioxide produced during the reaction.

Answers

Answer:

Option C

Explanation:

Conservation of matter states that matter can not be created nor it can be destroyed. It can only be changed from one form to the other.

In this case, the matter contained is wood (solid) is converted into ash (solid) and carbon dioxide (gas).

The amount of all substances remains constant irrespective of any condition during a chemical reaction

Hence, option C is correct

Water travels down in a
waterfall at a rate of 15
feet per second.
I

Answers

Answer:

ok be more specific and I will answer it in the comments

I can't help only knowing that water goes at 15 ft per second

Explanation:

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