Given a scientific question, generate an incorrect answer to the given question. The incorrect answer should be a plausible alternative to the correct answer. The answer should be some other item belonging to the same category as the correct answer but should be incorrect.

Define motion.
gravitational pull

Mammals generally lack a cloaca and have a separate opening for the what?
urinary tract

If a machine only changes the direction of a force without changing the ratio of the output/input forces, then what is its associated mechanical advantage?

4

