EASY
Earn 100

Pressure of the hot gas is acting inwards in a stable star.

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Important Questions on Life Cycle of Stars

MEDIUM
Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
How do stars form?
EASY
Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
Light year is used to measure time.
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Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
Stars are born out of_____clouds.
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Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
Stars are spheres which contains mostly _____ (Hydrogen/ Oxygen/ Nitrogen) gas.
EASY
Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
For measuring large distances between celestial bodies _____ is used as a unit.
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Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
If the gravitational force and the pressure of the hot gas are balanced, then the star remains stable.
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Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
Stars are self luminous objects.
MEDIUM
Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
Stars are formed when temperature and density starts increasing due to contraction of interstellar clouds.
EASY
Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
Huge clouds of gas and dust present in the empty spaces between stars in a galaxy are called as _____ clouds.
MEDIUM
Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
Select the correct relation between gas pressure of a star (P), temperature (T) and density (D).
MEDIUM
Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
Only one star can be produced by the contraction of a huge interstellar cloud.
MEDIUM
Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
Light year is a unit of time.
MEDIUM
Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
In the Sun, energy is generated by the fusion of hydrogen nuclei to form _____ nuclei.
MEDIUM
Science>Physics>Life Cycle of Stars>Birth and Stability of Stars

Gas pressure of star depends on the _____ and temperature of the gas.

EASY
Science>Physics>Life Cycle of Stars>Birth and Stability of Stars
The _____ force between the gas particles of the star keeps them together.