fact and question: cooking causes a chemical reaction
Question: At a campsite one night we all gather round a fire to roast marshmallows; this is an example of

What's the answer?

answer: maillard reaction

fact and question: using a car causes pollution
Question: Pollution is caused by using what?

What's the answer?

answer: chevy rides

fact and question: a force continually acting on an object in the same direction that the object is moving can cause that object 's speed to increase in a forward motion
Question: A tugboat maneuvers a ship to help

What's the answer?

answer: increase their speed

fact and question: a car engine is a source of heat
Question: After being driven, a car's hood feels

What's the answer?

answer:
hotter