Q: Answer the question

A chef uses a metal spoon to stir noodles cooking in a pan. After five minutes, she notices that the thermal energy from the pan has made the spoon

A: hot.

Q: Answer the question

What is the role of decomposers in a food chain?

A: They break down dead organic matter.

Q: Answer the question

The metal lid on a glass jar is hard to open, so it is held under warm, running water. What causes the jar to open easily after it was held under the water?

A:
The metal lid expanded under warm water.