General Science latest study guide
Iron - correct answer
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the principle metal used in manufacturing steel
Alimeter - correct answer
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used for measuring altitude
Oology - correct answer
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the study of birds' eggs
Radioactivity - correct answer
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discovered by Henry Bacquerel
Lead - correct answer
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the metal used in storage batteries
Hygrometer - correct answer
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instrument used to measure the relative
humidity of air
Torricelli - correct answer
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inventor of the barometer
Frederick Soddy - correct answer
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discovered the existence of isotopes
Enrico Ferni - correct answer
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inventor of the nuclear reactor
Crescograph - correct answer
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used to measure the rate of growth of a plant
Pendulum - correct answer
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Galileo's first scientific discovery
Microscope - correct answer
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invented by Aaton Van Leewen Hock
