Question

This question has two parts. Use the information to answer Part A and Part B.

Information 1
Students conduct an experiment to understand how clouds form.



,begin bold,Cloud in a Bottle Experiment,end bold,

Pour 30 milliliters of warm water into a 2 liter plastic bottle.
Light a match. Blow it out and drop it in the bottle.
Screw the lid on the bottle.
Squeeze the sides of the bottle and release. Repeat while observing.
The students observe a cloud forming and disappearing as they squeeze and release the bottle.

Question 1
,begin emphasis,Part A,end emphasis,
When does the cloud form?

Question 1 Answer options with 2 options
A.
when students release the bottle

B.
when students squeeze the bottle

Question 2
,begin emphasis,Part B,end emphasis,
Why does this action result in water molecules condensing into a cloud? Select one choice from each set to answer the question.

Question 2 Response area with 4 radio buttons within 2 groups.
The air pressure ,begin bold,[increased / decreased],end bold,, which caused the temperature to ,begin bold,[increase / decrease],end bold,.

Answer 1

**Question 1**
**Part A**
The cloud forms **A. when students release the bottle**.

**Question 2**
**Part B**
The air pressure **decreased**, which caused the temperature to **decrease**.