Q: What does a keratometer measure in the cornea? Choices: - diameter - Lenght - Width - curve A:
curve
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Q: According to the first law of thermodynamics, what can neither be created nor destroyed? Choices: - fuel - food - light - energy A:
energy
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Q: What is a process that changes some chemical substances into other chemical substances? Choices: - a bio reaction - spontaneous mutation - cellular respiration - a chemical reaction A:
a chemical reaction
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Q: Through what do plants move enormous amounts of water from the soil to the atmosphere? Choices: - perspiration - evaporation - respiration - transpiration A:
transpiration
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