During winter vacation, you learn that a polar jet stream is traveling across the United States, the forecaster says there will be big
changes in the weather as the jet stream moves past your town in Florida.
Which instrument measures wind speed?
rain gauge
wind vane
speedometer
anemometer
Answers: 2
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Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.
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Enzymes affect the reactions in living cells by changing the
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Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.
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Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness
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During winter vacation, you learn that a polar jet stream is traveling across the United States, the...
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