(Question)
Q: Liquids with strong intermolecular forces have higher what than liquids with weaker forces? Choices: - temperature - melting point - freezing point - surface tension A:
(Answer)
surface tension

(Question)
Q: Which theory explains how populations of organisms can change over time? Choices: - free by natural selection - changes by natural selection - intelligent selection - evolution by natural selection A:
(Answer)
evolution by natural selection

(Question)
Q: The sun's heat can also be trapped in your home by using south facing windows and good what? Choices: - floors - vegetation - curtains - insulation A:
(Answer)
insulation