fact and question: sending electricity through a conductor causes electric current to flow through that conductor
Question: Sending electricity through what causes electric current to flow through it?

What's the answer?

answer: copper

fact and question: nearly all fossils are found in sedimentary rock
Question: Nearly all prehistoric bones are found in

What's the answer?

answer: shale

fact and question: decomposer is a kind of role in an ecosystem
Question: A pile of mulch is broken down and when searching for the culprit, a gardener notes

What's the answer?

answer: wriggling organisms

fact and question: a stem is a source of support for a plant
Question: The tree trunk is what holds up the

What's the answer?

answer:
leaves