221.
Which is the largest planet in solar system?
A
Mercury
B
Mars
C
Jupiter
D
Saturn
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Which is the largest planet in solar system?
Mercury
Mars
Jupiter
Saturn
Which is the farthest planet of solar system?
Neptune
Jupiter
Mercury
Earth
Which is the brightest planet in the universe?
Mercury
Venus
Earth
Saturn
What is the gap between the orbit of mars and Jupiter called?
Asteroids
Comets
Meteor
Meteorite
What is a Supernova?
an asteriod
a black hole
a comet
a dying star
What do you mean by Black Hole in our solar system?
Contracted star with intense gravitational pull
Collapsing of low density
Holes occurring in heavenly bodies
None of these
The tilting of the earth is responsible for
Change of days
Change of the sun rays
Change of the season
None
The speed of rotation of the earth is the highest
along the Equator
at the North-Pole
along the Tropic of Cancer
along the Arctic Circle
The hottest planet is
Mercury
Venus
Jupiter
Saturn
The first outside orbit of the earth planet is
Jupiter
Mars
Saturn
Uranus
Stars appear to move from
West to east
East to west
North to south
South to west
Revolution around the sun is maximum for
Venus
Jupiter
Mars
Saturn
On which planet the life exists?
Earth
Moon
Jupiter
None
If there is no sun the colour of the sky would be
Blue
Orange
Black
Green
Identify the planet whose length of the days and tilt of its axis are almost identical to those of the earth
Uranus
Neptune
Saturn
Mars
Comets revolve around
Sun
Earth
Venus
No single heavenly body
What is a solar thermal power plant?
A device that stores solar energy
A power plant that converts heat into sunlight
A plant that grows using solar energy
A power plant that uses sunlight to generate heat
What is one way to increase the efficiency of a solar panel?
Overheating the panel
Shading the panel
Using more sunlight
Cleaning the panel regularly
What is the effect of temperature on solar panel efficiency?
No impact
Stabilizes performance
Increases efficiency
Reduces efficiency
What is the main reason for the growing popularity of solar energy?
Environmental benefits
Limited applications
High costs
Abundance of fossil fuels