CBSE Class 9 Science Chapter 10 Gravitation MCQs

Gravitation Class 9 MCQ: MCQs on CBSE Class 9 Science Chapter Gravitation are provided here with answers. These questions are quite useful to prepare the objective type questions for Class 9 Science Annual Exam 2024. Moreover, with help of these questions students may revise important fundamental concepts involved in Gravitation chapter.
You can find multiple-choice questions (MCQs) for Class 9 Science Chapter 9 Gravitation with answers below. These Class 9 MCQs are specifically designed for students studying in Class 9 and follow the CBSE board curriculum. They align with the latest syllabus provided for Class 9 science. By attempting these Class 9 science MCQs, students can efficiently revise the concepts discussed in the chapter and effectively prepare for their Class 9 Annual examinations.

Class 9 Science MCQs – Chapter-wise

1. Matter in Our Surroundings
2. Is Matter Around Us Pure
3. Atoms and Molecules
4. Structure of Atom
5. The Fundamental Unit of Life
6. Tissues
7. Diversity In Living Organisms
8. Motion
9. Force and Laws of Motion

CBSE Class 9 MCQs for Chapter 10 Gravitation

MCQs based on Class 9 Gravitation offer a structured learning approach. These questions cover essential concepts like gravitational force and its applications. Access our Gravitation Class 9 MCQ along with answers, that will help in exam preparation. These multiple choice questions are prepared by subject experts will help them to prepare well for their exams.

Gravitation Class 9 MCQ (Easy to Moderate Level)

Question 1: Which scientist is credited with formulating the law of universal gravitation?
a) Isaac Newton
b) Albert Einstein
c) Galileo Galilei
d) Johannes Kepler
Answer: a) Isaac Newton

Question 2: What is the SI unit of gravitational force?
a) Newton
b) Joule
c) Kilogram
d) Watt
Answer: a) Newton

Question 3: The force of gravity between two objects depends on:
a) The mass of both objects and the distance between them
b) The mass of one object only
c) The distance between the objects only
d) The speed of the objects
Answer: a) The mass of both objects and the distance between them

Question 4: If the distance between two objects is doubled, how does the gravitational force between them change?
a) It becomes four times as strong
b) It becomes half as strong
c) It becomes one-fourth as strong
d) It remains the same
Answer: c) It becomes one-fourth as strong

Question 5: What happens to the gravitational force between two objects if the mass of one of the objects is doubled?
a) The force doubles
b) The force halves
c) The force quadruples
d) The force remains the same
Answer: a) The force doubles

Question 6: Which of the following is not an example of gravitational force?
a) A person standing on the ground
b) A satellite orbiting Earth
c) A magnet attracting an iron nail
d) An apple falling from a tree
Answer: c) A magnet attracting an iron nail

Question 7: The acceleration due to gravity on Earth’s surface is approximately:
a) 10 m/s^2
b) 5 m/s^2
c) 9.8 m/s^2
d) 15 m/s^2
Answer: c) 9.8 m/s^2

Question 8: What happens to the gravitational force between two objects if the distance between them is tripled?
a) It becomes nine times weaker
b) It becomes three times weaker
c) It becomes three times stronger
d) It remains the same
Answer: a) It becomes nine times weaker

Question 9: Which law states that the gravitational force between two objects is directly proportional to the product of their masses and inversely proportional to the square of the distance between their centers?
a) Kepler’s First Law
b) Kepler’s Second Law
c) Newton’s First Law
d) Newton’s Law of Universal Gravitation
Answer: d) Newton’s Law of Universal Gravitation

CBSE Gravitation Class 9 MCQ (Moderate Level)

Question 1: Two objects with masses 5 kg and 10 kg are separated by a distance of 2 meters. What is the gravitational force between them?
a) 0.05 N
b) 0.5 N
c) 5 N
d) 50 N
Answer: b) 0.5 N

Question 2: What would happen to the gravitational force between two objects if the distance between them is increased by a factor of 3?
a) It decreases by a factor of 3
b) It increases by a factor of 3
c) It decreases by a factor of 9
d) It increases by a factor of 9
Answer: c) It decreases by a factor of 9

Question 3: A satellite orbits Earth in a circular path. What force keeps the satellite in its orbit?
a) Gravitational force
b) Magnetic force
c) Frictional force
d) Tension force
Answer: a) Gravitational force

Question 4: If the mass of an object is doubled, how does its weight change near the surface of the Earth?
a) It doubles
b) It halves
c) It quadruples
d) It remains the same
Answer: a) It doubles

Question 5: What is the approximate value of the acceleration due to gravity on the surface of the Moon?
a) 1.6 m/s^2
b) 3.2 m/s^2
c) 6.4 m/s^2
d) 9.8 m/s^2
Answer: a) 1.6 m/s^2

Question 6: Which planet in our solar system experiences the strongest gravitational force at its surface?
a) Jupiter
b) Mars
c) Earth
d) Mercury
Answer: a) Jupiter

Question 7: What is the gravitational force acting on a 50 kg person standing on the surface of the Earth?
a) 50 N
b) 500 N
c) 5 N
d) 5000 N
Answer: b) 500 N

Question 8: If the radius of the Earth were doubled while its mass remained the same, what would happen to the weight of an object on its surface?
a) It doubles
b) It halves
c) It quadruples
d) It remains the same
Answer: b) It halves