3. If a sound is louder or a light is brighter, what does this mean about the amplitude of
the wave?
a. The amplitude is smaller
b. The amplitude is greater
c. The amplitude is always the same
d. The amplitude is louder
4. If a sound is softer or a light is dimmer, what does this mean about the amplitude of
the wave?
a. The amplitude is smaller
b. The amplitude is greater
c. The amplitude is always the same
d. The amplitude is louder
Answers: 1
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What are the similarities of physical and chemical change ?
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Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils.the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.
Answers: 1
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16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.
Answers: 2
3. If a sound is louder or a light is brighter, what does this mean about the amplitude of
the...
the...
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