The Universe Worksheet-7

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

C. Increases but stops upon reaching a temperature of 200°C

D. Remains the same.

3. The figure below shows the shape of the Moon as seen from Earth on different nights.

Which one of the following figure shows the correct shape of the Moon on 28^th November?

A.          B.            C.          D.

4. What causes the change in seasons on the Earth?

A. Earth's revolution around the Sun and its tilt on its axis

B. Earth's rotation around its axis

C. Change in cosmic rays coming from the Sun

D. Under ocean water current

5. Why does the planet Saturn look different from other planet?

A. It is blue in color                     B. It has visible volcano on the surface

C. It has invisible rings               D. It has visible rings

6. Which inner planet does have water and oxygen?

A. Mercury        B. Earth             C. Venus            D. Mars

7. Which outer planet is smallest in size?

A. Jupiter          B. Uranus          C. Saturn           D. Neptune

8. Which of these is no longer considered a planet?

A. Jupiter          B. Pluto              C. Plutonium    D. Mercury

9. The layer of the earth at the centre is _____.

A. Core               B. Crust              C. Mantle           D. Soil

10. Amongst Sun, Moon and Earth, _____ is the biggest and ______ is the smallest heavenly body.

A. The Earth, The Moon             B. The Sun, The Moon

C. The Sun, The Earth                 D. The Earth, The Sun

Answer Key:

(1)–C; (2)–B; (3)–D; (4)–A; (5)–D; (6)–B; (7)–D; (8)–B; (9)–A; (10)–B