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Author Question: The planets never travel in a straight line as they orbit the Sun. According to Newton's second law ... (Read 64 times)

Chloeellawright

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on: Jul 27, 2018
The planets never travel in a straight line as they orbit the Sun. According to Newton's second law of motion, this must mean that ________.
 
  A) the planets are always accelerating B) a force is acting on the planets
  C) the planets will eventually fall into the Sun D) the planets have angular momentum

Question 2

Indirect detection of an extrasolar planet means ________.
 
  A) seeing the planet with the naked eye B) sending a space probe to the planet
  C) acquiring images or spectra of the planet D) observing the planet's effect on its host star


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alexanderhamilton

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Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

D


Chloeellawright

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Reply 2 on: Jul 27, 2018
Gracias!

xiazhe

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Reply 3 on: Yesterday
Excellent

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