States of Matter Vocabulary

Question 1

Lily leaves a frozen popsicle on the kitchen counter. After a while the popsicle is no longer hard and there is a small puddle on the counter. Which sentence correctly describes what happened?

Accepted Answer

The popsicle melted, so the solid changed into a liquid.

Answer

The popsicle stayed the same because solids never change.

Answer

The popsicle boiled, so the solid changed into a gas.

Answer

The popsicle froze, so the liquid changed into a solid.

Question 2

Sam leaves ice cubes on the kitchen counter and they disappear, leaving a little puddle. At the same time, Mom puts a pot of water on the stove and hot steam comes out. Which sentence correctly describes the two changes of state that are happening?

Accepted Answer

The ice cubes melt, changing from solid to liquid, and the water in the pot boils, changing from liquid to gas that spreads out and fills the air.

Answer

The ice cubes evaporate, changing directly from solid to gas, and the water in the pot boils, changing from liquid to gas that stays in the pot.

Answer

The ice cubes melt, changing from solid to liquid, and the water in the pot freezes, changing from liquid to solid.

Answer

The ice cubes turn into water vapor that fills the room, and the water in the pot cools and becomes a solid.

Question 3

Sam puts a frozen juice cube on the windowsill. After a while the cube is no longer solid. Which sentence correctly tells what happened?

Accepted Answer

The juice cube melted, changing from a solid to a liquid.

Answer

The juice cube stayed the same, staying solid.

Answer

The juice cube froze, changing from a liquid to a solid.

Answer

The juice cube boiled, changing from a liquid to a gas.

Try three questions

Lily leaves a frozen popsicle on the kitchen counter. After a while the popsicle is no longer hard and there is a small puddle on the counter. Which sentence correctly describes what happened?

Sam leaves ice cubes on the kitchen counter and they disappear, leaving a little puddle. At the same time, Mom puts a pot of water on the stove and hot steam comes out. Which sentence correctly describes the two changes of state that are happening?

Sam puts a frozen juice cube on the windowsill. After a while the cube is no longer solid. Which sentence correctly tells what happened?

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