Ques:Q: Which temperature scale is commonly used in science? Choices: - ph scale - celsius - centigrade - kelvin scale A:

Ans:kelvin scale
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Ques:Q: When you are walking on a sidewalk, what occurs between your shoes and the concrete each time you put down your foot? Choices: - movement - progress - grip - static friction A:

Ans:static friction
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Ques:Q: What can happen spontaneously or as a result of mutagens in the environment? Choices: - lesions - combustion - traits - mutations A:

Ans:mutations
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Ques:Q: What do you call the movement of molecules across a membrane without the input of energy? Choices: - obvious transport - reactive transport - active transport - passive transport A:

Ans:
passive transport
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