Advertisements
Advertisements
Question
State whether the following statement is true or false :
The force of gravitation between two objects depends on the nature of medium between them.
Solution
False, force of gravitation between two objects depends on their masses
APPEARS IN
RELATED QUESTIONS
Name the scientist who gave the three laws of planetary motion.
Name the scientist who explained the motion of planets on the basis of gravitational force between the sun and planets.
What happens to the gravitational force between two objects when the distance between them is :
(1) doubled ?
(2) halved ?
A coin and a piece of paper are dropped simultaneously from the same height. Which of the two will touch the ground first ? What will happen if the coin and the piece of paper are dropped in vacuum ? Give reasons for your answer.
What assumption was made by Newton regarding the shape of an orbit of a planet around the sun for deriving his inverse square rule from Kepler’s third law of planetary motion ?
The masses of the earth and moon are 6 × 1024 kg and 7.4 × 1022 kg, respectively. The distance between them is 3.8 × 105 km. Calculate the gravitational force of attraction between the two?
Use G = 6.7 × 10–11 N m2 kg–2
Describe how the gravitational force between two objects depends on the distance between them.
A _______ is necessary to change the speed as well as the direction of motion of an object.
The atmosphere is held to the earth by
Give scientific reasons.
Any object on earth falls vertically downward and not at an angle to the vertical; nor fly off in a horizontal direction.
