Planets with larger orbital radii have longer orbital periods ...

[magmichele12]

Planets with larger orbital radii have longer orbital periods because they both have a longer distance to travel in each orbit and move more slowly.
 
  Indicate whether the statement is true or false

Question 2

At approximately what temperature can helium fusion occur?
 
  A) 100 billion K
  B) 10 million K
  C) 100,000 K
  D) 1 million K
  E) 100 million K

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Answer to Question 1

TRUE

Answer to Question 2

E

[magmichele12]

Thanks for the timely response, appreciate it

[Sarahjh]

Great answer, keep it coming