The Universe

The Universe Worksheet-7

1. What is an asteroid?

A. A very large planet                           

B. A dead star

C. A rocky object in space that is much smaller than a planet

D. A rocky object in space that is much larger than a planet

2. The deeper we go inside the earth, the temperature _____.

A. Decreases

B. Increases

The Universe Worksheet-8

1. What measuring unit do astronomers use to measure distances within the Solar System?

A. Miles                                         B. Million Miles

C. Astronomical units (AU)        D. Solar units (SU)

2. How long does the Earth take to make one complete revolution around the Sun?

A. 24 hours       B. 28 hours       C. 240 days       D. 365 days.

The Universe Worksheet-9

1. In astronomical terms, our Sun is a ______.

A. Planet            B. Moon             C. Fire ball                  D. Star

2. There is life on the Earth because ____.

(i) Of its position from the Sun.

(ii) Of its atmosphere.

(iii) Of the right amount of gases.

(iv) Of the abundance of water.