Who discovered gravity? MCQ with Answer and Explanation

Who discovered gravity?
A. Galileo
B. Isaac Newton
C. Johannes Kepler
D. Albert Einstein
Answer: Option B
Solution (By JKSSB Mock Tests)
Isaac Newton formulated the law of universal gravitation.

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Practice More Science and Technology Questions

Question #1
Which element is required for combustion?
A. Argon
B. Nitrogen
C. Carbon dioxide
D. Oxygen

Correct Answer: Option D


Explanation:
Oxygen is a key reactant in combustion reactions.

Question #2
The Hubble Space Telescope was launched in:
A. 1991
B. 1989
C. 1992
D. 1990

Correct Answer: Option D


Explanation:
Hubble was launched by NASA in 1990.

Question #3
The Hubble Space Telescope belongs to:
A. NASA
B. Roscosmos
C. ESA
D. ISRO

Correct Answer: Option A


Explanation:
Hubble is a NASA space telescope.