(Question)
Q: What is the process by which wind blows to make the ground surface gets lower and rockier ? Choices: - inflation - stagnation - layering - deflation A:
(Answer)
deflation

(Question)
Q: What is emitted by atoms that have been excited by thermal excitation, electron collision, or collisions with photons of exactly the right frequency? Choices: - electricity - gravity - radioactivity - light A:
(Answer)
light

(Question)
Q: When volume does not change, temperature is proportional to what other property? Choices: - Length - resistance - Density - pressure A:
(Answer)
pressure