fact and question: a doorbell converts electrical energy into sound
Question: Which of the following relationships are true?

What's the answer?

answer: doorbells :: sound energy

fact and question: a thermal insulator slows the transfer of heat
Question: One way to retain your own thermal energy is to

What's the answer?

answer: wear fluffy socks

fact and question: usually plants die or become dormant during the winter
Question: usually plants die or become dormant after the

What's the answer?

answer: lowest solstice

fact and question: recycling has a positive impact on the environment
Question: Recycling products such as papers can help the environment to

What's the answer?

answer:
heal