Question: Q: Nearly all fish reproduce sexually and have what? Choices: - modified sexes - flexible sexes - single sexes - separate sexes A:
Answer: separate sexes

Question: Q: When someone falls, the kinetic energy the person has upon reaching the floor is the amount of what energy lost by falling through height? Choices: - gravitational energy - thermal energy - nuclear energy - potential energy A:
Answer: potential energy

Question: Q: What theory says atoms of matter are in constant random motion? Choices: - the theory of relativity - modern residual theory - sound kinetic theory - modern kinetic theory A:
Answer:
modern kinetic theory