what are stars mainly made of ?

A. Balls of gass
B. Rock
C. Ice
D. Light

Submitted by: Farjan Ahmed Soomro

Related Mcqs:

Twinkling of stars is caused by ?
A. Reflection of light
B. Polarization of light
C. refraction of light
D. Interference of light
E. None of these
In a typical H-R diagram, stars are graphed by these two characteristics:
A. Temperature and luminosity
B. Luminosity and distance
C. Distance and temperature
D. Size and distance
Submitted by: Mansoor Ul Haque
Particle clouds from where stars are formed are known as____________?
A. Stellar nurseries
B. Star clouds
C. Event horizons
D. Singularities
Submitted by: Mansoor Ul Haque
What are the names of the two stars in the Big Dipper used to locate Polaris?
A. The North Seekers
B. The Pointer Stars
C. The Pointer Sisters
D. None of these
Submitted by: Mansoor Ul Haque
The light of distant stars is affected by __________ ?
A. The earth’s atmosphere
B. Interstellar dust
C. both A and B
D. None of these
Submitted by: Rashid Mehmood
Stars in the sky appear to twinkle due to _________?
A. a series of refractions
B. a series of reflections
C. a surface tension phenomenon
D. multiple diminishing brightness
Submitted by: Abid Hussain
Acid rain is mainly caused by emissions of __________ in the atmosphere?
A. Sulfur Dioxide and Potassium Nitrate
B. Sulfur and Charcoal
C. Nitrogen Oxide and Potassium Nitrate
D. Sulfur Dioxide and Nitrogen Oxide
The blueness of the sky is mainly due to _____________?
A. The scattering of sunlight by air molecules
B. The presence of water vapor
C. Absorption of blue light by the air
D. Emission of blue light by the atmosphere
Submitted by: Mansoor Ul Haque
The ‘Solar Corona’ mainly consists of?
A. Gases
B. Ice
C. Molten lava
D. Cosmic rays
Submitted by: Saqlain hydar
Titan, a moon of __________ , and Triton, a moon of _________ , have atmospheres mainly of _________.
A. Saturn, Jupiter, Hydrogen
B. Uranus, Neptune, Nitrogen
C. Saturn, Neptune, Nitrogen
D. Mars, Venus, Hydrogen
Submitted by: Muhammad Abdullah