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WorksheetsBlock 20 - Our Universe
Total questions: 30
Worksheet time: 28mins
Earlier, we could only study the space through ..................
Telescopes
Astronauts
Spacecraft
What does Universe consist of ............
Only galaxies
Only celestial objects
All of the above
What is galaxy made up of .....................
Million of stars gathered in large groups
Different planets gathered in large groups
Different asteroids, meteors, dust and rock particles
None of the above
There are ................................. of galaxies in the universe.
Billions
Millions
Thousands
We live on which planet ?
(a)
Earth is part of which galaxy ?
(a)
The universe was formed after the cooling of an explosion that is known as ?
(a)
What does solar system consist of?
The (a) is a glowing ball of light and heat.
(a) is/are known to have its own light.
Sun is made up of hot burning liquid.
True
False
Earth is at the center of the solar system.
True
False
All planets revolve around the sun at different speed and distances.
True
False
Planets do not have any light of their own. They reflect the light of the sun.
True
False
The sun makes life possible on planet earth.
True
False
Sun is essential for
Plants
humans
animals
All of the above
There are 9 planets in the solar system
True
False
Write correct sequence of the planets in our solar system.
Which is hottest planet in our solar system.
Mars
Venus
Mercury
Earth
Biggest planet in our solar system.
Jupiter
Uranus
Mars
Mercury
All planets have 2 kinds of movements. what are they called?
Earth .............. on its own axis.
Rotates
Revolves
An Imaginary line through the earth on which the earth rotates is called?
(a)
(a) is the earth's natural satellite.
Earth takes 24 hours to complete one (a)
Earth takes (a) to complete one revolution.
All the planets (a) around the sun
What is star made of?
Sun is a star
True
False
Sun appears big to earth.
