Gravitation – Online MCQs Test – Physics 9th

1. It changes the path of the Moon around the Earth.

2. Earth’s field force is a:

3. A communication satellite completes its one revolution around the Earth in hours

4.

5. Newton’s law of gravitation is consistent with Newton’s _________ law of motion.

6. Gravitational force is always present between two objects because of their:

7. Your weight as measured on Earth will be _________ on the Moon.

8. The motion of a falling ball towards Earth is due to the ____________

9. The constant horizontal velocity required to put the satellite into a stable circular orbit around the Earth is called:

10. The first artificial satellite, Sputnik-1, was sent into space by:

11. Spring balance is used to measure ______________

12. According to Newton’s law of universal gravitation, force ∝ ____________

13. The velocity of a satellite is ____________ of its mass.

14.

15. Ocean tides are caused by the:

16. Newton’s law of gravitational holds between every two objects on the _________

17. Gravitation force is _____________ of the medium between the objects.

18. ___________ was the first scientist who gave the concept of gravitation.

19. The time required for a satellite or complete one revolution around the Earth in its orbit is called its:

20. ____________ are used to put satellites into orbits.