An example of a grad-school level question?
Which is an example of kinetic energy?

An example of a grad-school level question?
One way animals usually respond to a sudden drop in temperature is by

An example of a grad-school level question?
Which tool would be best to measure the length of a butterfly?

An example of a grad-school level question?
A powder made up of both white specks and black specks is likely to be