changes of state

Write shape or volume to complete each sentence.

The 【 】of the spilled milk is the same as the 【 】 of the milk that was in the glass to start.

Melting is ...

• from solid to liquid

• from gas to liquid

• from gas to solid

Write shape or volume to complete each sentence.

The photo demonstrates that liquids can change [_________] .

 If the gas cylinder is empty after all of the balloons are filled, how does the total number of particles in all the balloons compare to the total number of particles that were in the cylinder?

• There are more particles in the balloons than were in the cylinder.

• There are fewer particles in the balloons than were in the cylinder.

• The number of particles in the balloons is the same as the number of particles that was in the cylinder.

How can the volume of gas in the balloons be greater than the volume of the cylinder(气罐） used to fill them?

• A gas has a fixed shape.

• A gas expands to fill its container.

• The volume of the container does not depend on the gas.

Sweating is one way the body cools itself. Circle the statement that best explains this cooling process.

• Water condenses on the skin, adding thermal energy to the body.

• Moisture from the body evaporates from the skin removing thermal energy from the body.

Select physical properties. Select all that apply.

• mass

• states of matter

• shape

• volume

Which situations model a cooling process similar to sweating? Circle all that apply.

• water droplets forming on the outside of a glass of ice water

• a wet bandana around the neck of hiker

• An athlete wearing a shirt that wicks moisture away from the skin.

• a hot, moist towel placed on sore muscles to soothe them

 A student drew a model showing particles that are close together in a regular pattern. Which sample has the student most likely drawn a model of?

• 
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Which weather conditions would most likely create the fog as shown in the photo?

• rapidly cooling air that is low in water vapor

• rapidly cooling air that is high in water vapor

• rapidly warming air that is low in water vapor

•  rapidly warming air that is high in water vapor