Physics, 31.01.2020 17:45 PONBallfordM89
Which is an example of a chemical reaction?
a: paper folded into tiny pieces
b: paper burned and turned into smoke
c: paper soaked in water
d: paper shredded and turned into pulp
Answers: 3
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Acup of coffee sits on the dashboard of an automobile. the car goes around a sharp curve. even though you hold the cup still, coffee still splashes out. this can best be explained due to a) density. b) friction. c) gravity. d) inertia.
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Determine the fraction of the magnitude of kinetic energy lost by a neutron (m1 = 1.01 u) when it collides head-on and elastically with a target particle at rest which is 21h (heavy hydrogen, m = 2.01 u).
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Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?
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Which is an example of a chemical reaction?
a: paper folded into tiny pieces
b:...
a: paper folded into tiny pieces
b:...
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