Gravity is a natural force that pulls objects towards each other, like how the Earth pulls us and objects toward its center.

MCQs

1. Who discovered gravity?

A) Albert Einstein
B) Isaac Newton
C) Galileo Galilei
D) Nikola Tesla

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Answer: B) Isaac Newton

Explanation: Gravity was first described by Sir Isaac Newton in the 17th century. He formulated the law of universal gravitation, which describes the gravitational force between two bodies.

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2. What would happen if gravity didn’t exist?

A) We would float in the air
B) We would move faster
C) The sun would be cooler
D) Plants would grow taller

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Answer: A) We would float in the air

Explanation: Without gravity, there would be no force holding us down to the Earth, so we would float away into space.

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3. Which planet has the strongest gravity?

A) Earth
B) Mars
C) Jupiter
D) Venus

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Answer: C) Jupiter

Explanation: Jupiter, being the largest planet in the solar system, has the strongest gravity because gravity increases with mass.

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4. What does gravity affect?

A) Only people and animals
B) Only planets and stars
C) Everything with mass
D) Only objects on Earth

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Answer: C) Everything with mass

Explanation: Gravity affects everything with mass or energy, from the smallest particles to the largest galaxies.

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5. How does gravity help us on Earth?

A) It keeps our feet on the ground
B) It makes things taste better
C) It lights up the sky
D) It makes the sound louder

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Answer: A) It keeps our feet on the ground

Explanation: Gravity pulls us towards the Earth, keeping us grounded and allowing us to walk without floating away.

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