state two types of physical change thats may take place when a substance is heat
Answers
Answered by
0
expansion
increase in temperature
increase in temperature
Answered by
1
When a subtance is heated, the space between molecules increases and it thus results in a change of state.
For example: 1. Heating of ice gives water. (State changes from solid to liquid)
2. Heating of water gives water vapour. (State changes from liquid to gas).
For example: 1. Heating of ice gives water. (State changes from solid to liquid)
2. Heating of water gives water vapour. (State changes from liquid to gas).
Similar questions