ESS
Grade-9
Easy
Question
Stars are formed when a sufficient amount of gas and dust from space is pulled by__________.
- Electromagnetic force
- Gravitational force
- Magnetic force
- Frictional force
Hint:
Stars are formed from nebulae which are collection of gas and dust.
The correct answer is: Gravitational force
- When gases compress enough by gravity to start nuclear fusion reactions it forms a star.
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