Which of the following is an example of physical weathering?

a
Ice wedging
b
Acid rain

c
Oxidation

d
Carbonic acid

Match each part of a flower with the correct description.
1. entire male part of a flower _ anther
2. entire female part of a flower _ filament
3. produces pollen _ stamen
4. sticky top of pistil _ pistil
5. connects stigma to ovary _ style
6. thin stalk connected to anther _ stigma

ILL GIVE BRAINLIEST!!!

Help! Hello I can’t tell if it’s A or B, my teacher told us it’s either A or B. If someone could please help me understand thank you!

HELPPPPPPP!! To maintain homeostasis, the human body has many systems that remove wastes from the body. Which correctly explains how two organ systems interact to eliminate wastes?

A.
The muscular system helps the bladder to release urine from the excretory system to maintain homeostasis.

B.
The muscular system helps push carbon dioxide wastes from the respiratory system to maintain homeostasis.

C.
The muscular system helps squeeze solid wastes from the digestive system to maintain homeostasis.

D.
All of the answer choices correctly explain how two organ systems interact to eliminate wastes to maintain homeostasis.

PLSSSSSSSSSS Which best explains why a person can tell the difference between a whisper and a yell?

Sound waves turn into chemical signals that indicate certain sounds.
Different vibrations in the ear cause the brain to interpret different sounds.
The fluid in the cochlea picks up electrical signals for the intensity of sound.
The eyes see what is making the noise and help the brain process the sound.

how are plant cells and human cells different?
a. human cells need food, but plant cells do not.
b. human cells need energy, but plant cells do not.
c. plant cells make their own food, but human cells do not.
d. plant cells make their own energy, but human cells do not.

In an experiment, equal amounts of heated water and soil were left to cool down. The initial and final temperatures of each were recorded. A partial record of the temperature is shown.

Experimental Record
Substance Initial Temperature Final Temperature
Water 27 °C 24 °C
Soil 27 °C ?

Which statement about the final temperature of soil is correct?

It will be less than 24 °C as soil loses heat relatively faster than water.

It will be less than 24 °C as water loses heat relatively faster than soil.

It will be more than 24 °C as it takes relatively longer to change soil temperature than water temperature.

It will be more than 24 °C as it takes relatively longer to change water temperature than soil temperature.

A part of the periodic table is shown.
Which of the following elements is less reactive than the others? Beryllium (Be) Calcium (Ca) Lithium (Li) Magnesium (Mg)

Only answer if you have an answer to the question. Thank you.

What are 3 reasons deforestation is an issue for animals?

Describe a DNA mutation and how it can affect an offspring.

CONDUCTION, CONVECTION OR RADIATION . put the number by which one you answer

please help! first person that answers correctly will get a brainlist.

States are required to adopt the FDA Food Code without modifications.


True

False

please help me this is due soon :(( giving brain liest for whoever does it right, and it does it in there own words, ITS OK IF A LITTLE IS FROM THE INTERNET :D pls help im giving brain liest :)

Determine the number of protons, electrons, and neutrons present in an atom of calcium (Ca). Explain how you determined your answer using complete sentences.

ILL GIVE BRAINLIEST!!

Hello! Could someone please help me? Thank you!

What is the passage mainly about?

a
different tools humans have invented to harness information
b
gamma rays and x-rays
c
electromagnetic waves and how humans utilize them
d
why waves have different wavelengths

Read the following sentence:

"When you look at a basketball, what are you seeing?"

Why might the author have started the passage with this question?

a
to give the reader an object to visualize before examining the role of light
b
because the main idea of the passage is about basketball
c
because the author wants to use the example of basketball to explain electromagnetic radiation
d
to show how important the color orange is to electromagnetic waves

can someone explain i’m a bit confused??

We can think of electromagnetic waves as a kind of ongoing message being sent out by the universe. Humans are able to naturally access only a portion of this message.

What information from the passage best supports this statement?

a
The waves emitted by our physical world make it possible for us to communicate over vast distances.
b
The human eye is only sensitive to a portion of the electromagnetic spectrum.
c
Without light, we wouldn't be able to process the visible world.
d
Mankind has invented tools to harness the information contained within electromagnetic radiation.

Can you rank all 6 biomes by annual rainfall?

First answer gets brainly!
What are two phases of a waxing moon, and how do they appear?

What is represented in the diagram?

Science question that I REALLY need help with:

What is one benefit of using solar power?
It removes the need for using any electricity.
It is less expensive than any other form of power.
It works everywhere because energy from the Sun is always available.
It results in the burning of fewer fossil fuels that pollute the environment.

You overheard a classmate in the hallway say the following statement.
???: it gets warmer when you move up the atmosphere because you are getting closer to the sun.”
Do you agree or disagree with him.
If possible could you explain why you agree or disagree it could help me a lot because I’m kinda confused.

Some elements have properties of metals and nonmetals, which make them useful in electronic devices. Where can these elements be found?

a

section B

b

section D

c

section C

d

section A


What are the names of the two subatomic particles located at y?

a

neutrons and electrons

b

protons and neutrinos

c

neutrons and protons

d

protons and electrons



Plz help will give 20points

please help meh it's due in a hour and I'm prolly gonna fail science!! will give brainly to paragraph!

write a paragraph explain the relationship between a quasar and a black hole. using your own words, explain why this relationship might be of interest to astronomers.

*sigh* Another

Your friend tells you that sunlight breaks rocks into small pieces. using what you learned, revise this statement, explaining how the process is more complicated than that.

Name two elements that have the same properties as sodium

Which best describes Earth’s crust?

It is stationary and unable to move.

It is thicker than the mantle and the core.

It is located between the outer and the inner core.

It is composed of continental and oceanic plates.