Ques:Q: Because heating results in a greater fraction of molecules having the necessary kinetic energy to escape the surface of the liquid, what occurs more quickly when liquid is heated? Choices: - oxidation - expansion - absorption - evaporation A:

Ans:evaporation
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Ques:Q: Arteries carry oxygenated blood away from the heart, what carries un-oxygenated blood back to the heart? Choices: - glands - intestines - lungs - veins A:

Ans:veins
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Ques:Q: What single-celled organism can be either a predator, decomposer, herbivore, or parasite in the food chain? Choices: - vertebrates - mites - Diatoms - protozoa A:

Ans:protozoa
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Ques:Q: When a rock is altered by heat from a nearby magma, what occurs? Choices: - sublimation - evaporation - form metamorphism - contact metamorphism A:

Ans:
contact metamorphism
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