Science: Solids, liquids and gases | Worksheet | PrimaryLeap.co.uk - Free Printable

Let's solve the worksheet step by step.

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Worksheet Title: Solids, Liquids and Gases

Subject: Year 5 Science
Unit: 5d Changing state

We are given a list of words to choose from:
- poured
- shape
- gases
- invisible
- liquid
- tightly
- held
- spaces
- liquid
- container
- liquids
- solid
- gas
- solid

We need to fill in the blanks using these words appropriately.

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Now, let’s go through each sentence:

1. All materials are either solid, ________, or gas.
→ The three states of matter are solid, liquid, and gas.
✔ Answer: liquid

2. A brick, chocolate and glass are all ________.
→ These are all hard, fixed-shape substances.
✔ Answer: solids

3. Solids can be ________. They have a definite ________.
- First blank: Solids can be held (they maintain their shape).
- Second blank: They have a definite shape.
✔ Answers: held, shape

4. The molecules that make up a solid are packed ________ together.
→ Molecules in solids are close and tightly arranged.
✔ Answer: tightly

5. Water, milk and syrup are all ________.
→ These are all flowing substances — they are liquids.
✔ Answer: liquids

6. Liquids can be ________ and take the shape of the ________ they are in.
- First blank: Liquids can be poured.
- Second blank: They take the shape of the container.
✔ Answers: poured, container

7. Steam, helium and carbon dioxide are all ________.
→ These are all gases.
✔ Answer: gases

8. Gases are mostly ________. They will fill empty ________.
- First blank: Gases are mostly invisible (you can't see them).
- Second blank: They will fill empty spaces.
✔ Answers: invisible, spaces

9. Steam is a ________, water is a ________, and ice is a ________.
- Steam = gas
- Water = liquid
- Ice = solid
✔ Answers: gas, liquid, solid

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Final Completed Worksheet:

> All materials are either solid, liquid, or gas.
> A brick, chocolate and glass are all solids.
> Solids can be held. They have a definite shape.
> The molecules that make up a solid are packed tightly together.
> Water, milk and syrup are all liquids.
> Liquids can be poured and take the shape of the container they are in.
> Steam, helium and carbon dioxide are all gases.
> Gases are mostly invisible. They will fill empty spaces.
> Steam is a gas, water is a liquid, and ice is a solid.

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✔ Words Used:

From the word bank:
- liquid ✔
- solids ✔
- held ✔
- shape ✔
- tightly ✔
- liquids ✔
- poured ✔
- container ✔
- gases ✔
- invisible ✔
- spaces ✔
- gas ✔
- liquid ✔
- solid ✔

(All words used correctly.)

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🟩 Final Answer Summary:

Fill-in-the-blanks answers (in order):
1. liquid
2. solids
3. held, shape
4. tightly
5. liquids
6. poured, container
7. gases
8. invisible, spaces
9. gas, liquid, solid

✔ This completes the worksheet accurately!