< Physics and Astronomy Labs

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

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