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Answer the following statement true (T) or false (F)

True

Physics & Space Science

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The entropy of the universe

A. is always decreasing B. is conserved C. is impossible to calculate D. can only increase or remain constant

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Physics & Space Science

Two mirrors make an angle ? with each other. A light ray is incident on the first mirror at an angle of incidence ?. The reflected ray hits the second mirror at an angle of incidence ?. In terms of ? and ?, what is ??

1. ? – ? 2. ? – ? 3. ?/2 – ? + ? 4. ? – ? – ?

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Physics & Space Science

The standard unit of force used by the scientific community is the newton (N). A newton is comprised of a

  1. kg m/s.
  2. kg m2/s2.
  3. kg m2/s.
  4. kg m/s2.

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Physics & Space Science

Why is the Kuiper belt flat but the Oort cloud spherical?

What will be an ideal response?

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Physics & Space Science