Question

20 Expand the prompts into full sentences.
1 heat water boil If you heat water, it boils.
2 temperature fall below 0°C water freeze
3 boil water make steam
4 heat metal → expand
5 put salt on ice → melt​

Answer 1

If temperature falls below 0°C, water freezes.

If you boil water it produces steam.

If you heat metal, it expands.

If you put salt on ice, it melts.