fact and question: the mass of a planet causes the pull of gravity on that planet
Question: if these animals were planetary bodies, which of them would have the most gravitational pull?

What's the answer?

answer: a bull on the couch

fact and question: most canyons are formed by flowing rivers through erosion over long periods of time
Question: Which two forces are likely the cause of canyons?

What's the answer?

answer: water plus gravity

fact and question: a soda can is made of aluminum
Question: This is most likely to be conserved:

What's the answer?

answer: a soda can

fact and question: carnivores only eat animals
Question: A hawk would prefer this for lunch

What's the answer?

answer:
A bison