Which is an example of making a qualitative observation?
measuring the speed of the chemical...
Physics, 12.11.2019 03:31 emilylittle2442
Which is an example of making a qualitative observation?
measuring the speed of the chemical reaction
describing how copper changes color in chlorine
recording how long it takes to burn magnesium
showing the results of an experiment with a graph
Answers: 1
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In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door
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The passing of heat through a material while the material itself stays in place. a. radiation b. conduction c. convection
Answers: 2
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If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?
Answers: 1
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Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.
Answers: 3
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