(Question)
Q: Producing light without heat is called what? Choices: - osmosis - thermoluminescence - bioluminescence - luminescence A:
(Answer)
luminescence

(Question)
Q: The attractive force between water molecules is what kind of reaction? Choices: - symmetrical reaction - aquatic reaction - diffusion reaction - dipole reaction A:
(Answer)
dipole reaction

(Question)
Q: The speed of a particle in what state is directly proportional to the temperature of the system? Choices: - frozen - solid - liquid - gas A:
(Answer)
gas