Question

4. Mention the changes that can be caused by heating.
5. Mention two changes caused by force.​

Answer 1

Answer:

4.ans.Expansion

5.ans.force change anything shape and size

Answer 2

Answer:

4. When a liquid, is heated it turns into a gas. for instance the steam that comes out of a hot teakettle making the whistle sing is water in the form of a gas. heat causes substance to change their state because, when heated, the molecules within the substance to around faster.

5. a force acting on an object causes the object to change in shape or size, to start moving, to stop moving,

to accelerate or decelerate.