Ques:Answer the following question given this paragraph: The presence of solute particles blocks some of the ability for liquid particles to evaporate. Thus, solutions of solid solutes typically have a lower vapor pressure than the pure solvent. Q: The presence of solute particles blocks some of the ability for liquid particles to do what? Choices: - melt - fuse - dissolve - evaporate A:

Ans:evaporate
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Ques:Answer the following question given this paragraph: Potential energy is present in objects that are ______________. Q: Potential energy is present in objects that are what? Choices: - crystals - rigid - unstable - elastic A:

Ans:elastic
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Ques:Answer the following question given this paragraph: Weather makes life interesting. Weather also causes weathering. Weathering is the slow wearing down of rocks on Earth's surface. Wind-blown sand scours rocks like sandpaper. Glaciers of ice scrape across rock surfaces like a file. Even gentle rain may seep into rocks and slowly dissolve them. If the water freezes, it expands. This eventually causes the rocks to crack. Without the atmosphere, none of this weathering would happen. Rocks at the surface would be pristine and unaltered. Q: What is the term for the slow wearing down of rocks on earth's surface? Choices: - slipping - evaporation - experiencing - weathering A:

Ans:weathering
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Ques:Answer the following question given this paragraph: Bases are less common as foods, but they are nonetheless present in many household products. Many cleaners contain ammonia, a base. Sodium hydroxide is found in drain cleaner. Antacids , which combat excess stomach acid, are comprised of bases such as magnesium hydroxide or sodium hydrogen carbonate. Q: What are antacids comprised of? Choices: - gases - solids - acids - bases A:

Ans:
bases
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