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Ronch [10]
3 years ago
7

What is meant by radioactivity?

Physics
1 answer:
vladimir1956 [14]3 years ago
4 0
What that means is the atom is so radioactive that the nucleus is unstable.

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A heavy object and a light object are dropped from the same height. If we neglect air resistance, which will hit the ground firs
Maksim231197 [3]

Answer:

None, both objects will hit ground at the same time.

Explanation:

  • Assuming no air resistance present, and that both objects start from rest, we can apply the following kinematic equation for the vertical displacement:

        \Delta h = \frac{1}{2}*g*t^{2}  (1)

  • As the left side in (1) is the same for both objects, the right side will be the same also.
  • Since g is constant close to the surface of the Earth, it's also the same for both objects.
  • So, the time t must be the same for both objects also.
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Please help with this physics question
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The correct answer is A continúe moving with constant velocity

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C weather or not the plants are exposed to sunlight
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Which of the following weathering processes involves the constant freezing and thawing of water?
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I think it is spheroidal weathering
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45. When you park on a level road next to a curb: A. Your wheels must be within 18 inches of the curb B. Your front wheels must
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Answer:

A

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