Help! 1) Kepler\'s second law says \"a line joining a planet and that suns sweep

Question

Help!

1) Kepler's second law says "a line joining a planet and that suns sweeps out equal area in equal period of time." Which of the following statements means nearly the same?

A. Planets move farther in each unit of time when they are closer to the sun.

B. Planets move equal distances throughout their orbit of the sun.

C. Planets move the same speed at all points during their orbit of the sun.

D. Planets move slowest when they are moving away from the sun.

E. Planets move fastest when they are moving toward the sun.

2) During which of the portions of the planet's orbit would the planet experience an increase in speed for at least a moment?

A. Only during one of the portions shown.

B. During two of the portions shown.

C. During three of the portions shown.

D. During four of the portions shown.

E. None of the above.

3) If a small weather satellite and the large International Space Stations are orbiting Earth at the same altitude above the Earth's surface, which object takes longer to orbit once around the Earth?

A. The large space station

B. The small weather staellite

C. They would take the same amount of time.

Explanation / Answer

1. C,D and E means nearly the same.

2. This question does not seem complete, there must be any diagram related to it

3.C, Time period of a satellite revolving arroung earth does not depends on the mass of satellite, so, they would take the same amount of time.

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