Universe
The bigger particles which revolve around the sun are called....
Planets
Which are the two movements of Earth?
Rotation & Revolution
When is World Earth Day celebrated?
April 22
What is a galaxy?
Huge cluster of stars
Name the five Oceans
Pacific Ocean, Indian Ocean, Atlantic Ocean, Southern Ocean, Arctic Ocean
Name the 7 Continents
Asia, Africa, Antarctica, Australia, North America, South America, Europe
It consists of the sun, the eight planets, their moons, dwarf planets, asteroids and comets.
Solar System
What is the distance between Earth and Sun?
150 million kilometres
Explain Rotation and Revolution
The movement of Earth on its axis is called Rotation.
Day and Night are caused by this.
The movement of the Earth around the Sun on it‛s axis which is tilted about 23½° is called revolution of the earth.
Seasons are caused by Earth‛s revolution.
Tell the planets in their order of position
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune
The spherical model of earth
Globe
Scientists believe this as the beginning of Universe
Big Bang Theory
Which are the two types of planets?
Terrestrial Planets and Gaseous planets
Earth formed .... years ago
4. 54 billion years
Earth's twin -
Red planet -
Blue planet -
Ringed planet -
Venus
Mars
Earth
Saturn