States of Matter Quiz

Kindergarten · Science · Quiz

Test what you know about solids, liquids, and gases!

Questions

Which of these is a solid?
1. Juice
2. Air
3. Wooden block
4. Milk
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Answer: Wooden block
A wooden block is a solid because it has a definite, fixed shape and does not flow or spread out.
A liquid takes the shape of its container.
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Answer: True
Liquids do not have their own shape — they flow and fill the shape of whatever container holds them.
When ice melts, it becomes a ___.
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Answer: liquid
When a solid like ice absorbs heat, it melts into a liquid — in this case, liquid water.
What state of matter is steam?
1. Solid
2. Liquid
3. Gas
4. Metal
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Answer: Gas
Steam is water in its gas state — it forms when water is heated to boiling and turns into invisible water vapor.
Gases can be seen with the naked eye.
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Answer: False
Most gases are invisible — you cannot see air, but you can feel it and breathe it.
Which of these is a liquid?
1. Rock
2. Orange juice
3. Ice cube
4. Crayon
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Answer: Orange juice
Orange juice is a liquid — it flows and takes the shape of its cup or glass.
The state of matter that has its own fixed shape is a ___.
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Answer: solid
Solids have their own fixed shape because their particles are packed tightly together.
Water, ice, and steam are all different states of the same substance.
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Answer: True
Water exists as ice (solid), liquid water, and steam (gas) — it is the same substance in three different states.
What happens to water when it is heated to boiling?
1. It turns into a solid
2. It disappears forever
3. It turns into gas (steam)
4. It turns into juice
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Answer: It turns into gas (steam)
When water reaches boiling temperature, its liquid particles gain enough energy to escape into the air as water vapor (steam).
Solids, liquids, and gases are all types of matter.
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Answer: True
All matter — whether solid, liquid, or gas — takes up space and has mass.

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