A star of the Sun's diameter, but twice as hot, must be 16X more ...

[silviawilliams41]

A star of the Sun's diameter, but twice as hot, must be 16X more luminous than the Sun.
 
  Indicate whether the statement is true or false

Question 2

As originally stated, the Copernican model did no better job of predicting planetary behavior than did the Ptolemaic one.
 
  Indicate whether the statement is true or false

[kjohnson]

Answer to Question 1

TRUE

Answer to Question 2

TRUE

[silviawilliams41]

TYSM

[Chelseyj.hasty]

Thanks for the timely response, appreciate it