Physics and Astronomy Labs/group 7

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 is 2 plus 2?

	5
	4
	6
	2

3

What color is orange?

	Red
	Orange
	Blue
	Purple

4

Which side of a HR diagram has the warmest stars?

	right side
	Left side
	Middle
	Upper Right

5

What number planet is Earth from the sun?

	5
	4
	3
	2

6

What is the largest planet in our solar system?

	Saturn
	Mercury
	Earth
	Jupiter

7

Pluto is considered a dwarf planet?

	True
	False

8

How many planets are there?

	5
	8
	6
	9

9

When a tree falls in the forest it makes a sound?

	True
	False

10

How many known comets are there??

	5,000
	3,244
	600
	20,000