Ch: Our Earth

Which of these activities makes the air dirty ?

• Using solar power
• Planting trees
• Driving electric cars
• Burning of gases

Earth is shaped like an_______

• Apple

• Almond

• Orange

• Eggplant

The earth spining movement on its own axis is called as______

• tilt
• rotation
• orbit
• revolution

Earth takes _____year to complete one revolution .

• 365
• 24
• 1
• 7

The only planet where life exists ______

• Earth
• Mars
• Venus
• Mercury

Revolution of the earth cause this ______

• Seasons changing
• Phases of the moon
• Day and night

The solid wastes remain on the ________ make it polluted

• sky
• water
• Land

• air

Burning of ______ releases harmful gases

• plastic bottles
• organic waste
• solar panels
• Wood

The movement of the earth around the sun is called ____

• rotation
• spin
• revolution
• Revolution

The imaginary life on which the earth rotates is called _______

• Rotation

• Axis

• Earth

• celestial equator