Science Trivia Questions
Total Questions: 13
What jelling agent, prepared from seaweed, is commonly used to cultivate microorganisms?
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agar
What do you call an atom that has gained or lost one or more electrons and carries a positive or negative charge?
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ion
What term refers to one or more atoms of the same element that have different atomic weights?
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isotope
What colorless and odorless gas, known as CH4, is produced by the decay of plant and animal matter and is flammable?
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methane
What is the term for a union of atoms that can be either covalent or ionic?
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bond
What is the scientific study of hair, derived from the Greek word for hair?
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trichology
What is the science of poisonous substances and their effects?
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toxicology
Which German scientist formulated a law stating that planets travel faster when they are closer to the sun?
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johannes kepler
What semiconducting element constitutes 27.7% of the Earth's crust by mass?
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silicon
Deuterium is a heavy isotope of which element?
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hydrogen
What metal is primarily obtained from the ore hematite?
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iron
The watt is a unit of power, and the calorie is a unit of what type of energy?
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heat
What force causes living things to exhibit geotropism?
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gravity
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