Chemistry Middle School

pls help with this science homework

Pls Help With This Science Homework
Pls Help With This Science Homework
Pls Help With This Science Homework
Pls Help With This Science Homework

Answers

Answer 1

These are all the answers. Hope I helped

1. A

2. C

3. A

4. B

Answer 2
I think it’s A C A B

Related Questions

20 POINTS!!! PLS HELP ME

Answers

Answer:

they just add heat, then it turns to water vapor

Explanation:

The first h20 is water the arrow represents adding heat, and the second h20 represent water vapor (water as a gas)

Answer:

Boiling is not a chemical reaction. It is a physical reaction because after being heated up to a boil turning into steam, it eventually cools back down to water. Like evaporation and then rain.

Explanation:

Explain the environmental benefits of recycling paper products.

Answers

Answer:

:)

Explanation:

Recycling paper helps to reduce greenhouse gas emissions that can contribute to climate change. It takes 70% less energy and water to recycle paper than to create new paper from trees. Manufacturing with recovered paper cuts down on pollution that contributes to smog (and ill health).

Answer:

will help us use less energy. When we just keep filling landfills we take space away for growing trees to benefit our environment

How does an increase in altitude affect the climate?

Answers

Answer:

As you increase in elevation, there is less air above you thus the pressure decreases. As the pressure decreases, air molecules spread out further (i.e. air expands) and the temperature decreases. If the humidity is at 100 percent (because it's snowing), the temperature decreases more slowly with height.

Explanation:

Hopes this helps and plz mark me brainliest!

Please answer the question circled in red
(I'll only give brainliest if it's right)

Answers

Answer: i agree with alan this is because energy cannot be created nor destroyed only stored and transferred wich mean the soccer ball always has energy

Explanation: hope this helps :)

Energy can also be put in a soccer ball if a human kicks it and then the energy will be transferred to the ball

Plz help thank you so much!

Answers

4. A (Ethnobotany) Because Botany deals with plants 5. B
4. A
5. B
I hope this helped!

what is a oganisem
mmmmmmmm

Answers

Living things that are capable of reacting to stimuli, reproduction, growth, and homeostasis.

A wave cycle is
a. the amount of time it takes for a wave pattern to repeat.
b. the total number of waves created by a single disturbance.
c. one complete motion of the repeating pattern in a wave.
d. the total number of S-shapes created by a wave in 60 seconds.

Answers

It’s c because a wave cycle is repeating patterns all over again and again

Which of the following best describes a scientific model? (3 points)
Something used to represent an idea or process
A way to prove a theory is true
A direct experience in nature
A prediction that can be tested

Answers

Answer:

A way to prove a theory is true

Explanation:

I hope this helps

Answer:

A way to prove a theory is true

-hope this the correct answer and if not i hope it at least helped but regardless have a good rest of your day :)

Explanation:

Which of the following genotypes would result in a red phenotype?

Group of answer choices

1. cc

2. c

3. RB

4.Cc, CC

Answers

I would say 1 I think
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