Physics and Astronomy Labs/group 6

1 Which portion of the HR diagram has stars with the greatest luminosity?

top side
upper right corner
lower left corner
left side
upper left corner

2 What color is the sky?

black
blue
orange
red

3 About how long ago was the solar system formed?

5 billion years
4.6 billion years
5.5 billion years
5.6 billion years

4 How many planets are in the solar system?

7
8
10
5

5 What are the two largest planets?

Earth and Mars
Jupiter and Saturn
Uranus and Neptune
Mars and Venus?

6 What solar system is Mother Earth located in?

orion's belt
milky way
sagittarius
louis vuitton