Q: What is the temperature at which a substance freezes known as? Choices: - absolute zero - zero point - drop point - freezing point A:
freezing point

Q: What is the common name for the midpoint between high and low tide? Choices: - middle level - clouds level - floods level - sea level A:
sea level

Q: What is the transfer of thermal energy between substances called? Choices: - Permeation - Diffusion - Radiation - heat A:
heat

Q: At high pressures, how are the molecules of a gas crowded? Choices: - few together - further apart - small together - closer together A:
closer together