Answer:
Thermal Energy:
- a bread in a toaster
- a warmth from the sun
- the heat from a heater
- a man pushing a box across a rough floor
Harmful Thermal energy:
- a friction from electricity going through a wire
- a friction from a two branch that makes fire
-a chef stirring a food for 20 minutes
- touching something that is hot
- a hot air balloon
Explanation:
