| 1 |
Which of the following is the major cause of tides. |
- A. Heating oceans by the Sun
- B. Changein the wind direction
- C. Gravitaational pull of the Moon
- D. Earthquakes on the surface of the ocean floor.
|
| 2 |
The Earth completes one revolutin around the Sun in days. |
- A. 28
- B. 29
- C. 365
- D. 370
|
| 3 |
The tides are highest during. |
- A. Day tides
- B. Night tides
- C. Spring tides
- D. Tides due to Moon only
|
| 4 |
The weight of an object on Earth's sufrace is 600 N, What will be its weight on the Moon's surface. |
- A. 600 N
- B. 300 N
- C. 100 N
- D. 200 N
|
| 5 |
The weight of an object of mass 1 kg on Earth surface is |
- A. 1 N
- B. 10 N
- C. 100 N
- D. 1000 N
|
| 6 |
The weight of an object in Earth's gravitaional field depends on. |
- A. Mass of the object
- B. Acceleration due to gravity
- C. Both a and b
- D. None of these
|
| 7 |
An object is attracted towards the Earth due to. |
- A. Pull
- B. Push
- C. Friction
- D. Gravity
|
| 8 |
The Moon creates tides also in our atmosphere, they are called. |
- A. Winds
- B. Solar tides
- C. Lunar wind
- D. Tides
|
| 9 |
Moon revolves around the Earth due to. |
- A. Pull
- B. Push
- C. Friction
- D. Gravitational force
|
| 10 |
What is the season on 22 June in the southern hemisphere. |
- A. Spring
- B. Autumn
- C. Sumer
- D. Winter
|
