Q: While normal light microscopes can magnify objects up to about 1,500 times, what advanced instruments can magnify objects up to 1,000,000 times? Choices: - magnetic microscopes - micro microscopes - electric microscopes - electron microscopes A:
electron microscopes
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Q: A sticky, moist secretion that covers mucous membranes is called what? Choices: - sweat - pus - saliva - mucus A:
mucus
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Q: What are made from highly reflective metal that is applied to a curved or flat piece of glass? Choices: - lenses - kaleidoscopes - prisms - mirrors A:
mirrors
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Q: Chemical equations in which heat is shown as either a reactant or a product are called what? Choices: - hydroelectric equations - thorium equations - feedstock equations - thermochemical equations A:
thermochemical equations
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