Ques:Q: How do molecules react when a gas is heated? Choices: - they move slower - they disintegrate - they explode - they move faster A:

Ans:they move faster
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Ques:Q: The process of microscope mountains and valleys on the surface of a material interacting with another material is called? Choices: - tension - motion - vibration - friction A:

Ans:friction
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Ques:Q: What would you call a relationship where the bacteria benefit and and the other organism is harmed? Choices: - pathology - fungi - symbiotic - parasitism A:

Ans:parasitism
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Ques:Q: How many bones does the mammalian middle ear have? Choices: - two - twelve - four - three A:

Ans:
three
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