the earth in space

There are ________ planets in solar system.

• 6

• 8

• 11

• none of these

The moon has no heat and light

• true

• False

The moon is called natural satellite.

• True

• False

The sun is __________ ball of hot gases.

• big

• small

• huge

• none of these

The Earth is fixed in one place.

• true

• False

• none of these

The moon is __________ then the Earth.

• greater

• smaller

• none of these

Seas and oceans make up almost one third of the Earth's surface.

• true

• false

We get fresh water from _________ .

• seas

• lakes and rivers

• none of these

A high area of land is called __________ .

• plains

• plateau

• coast

• valley

________ is the highest mountain in the world.

• K2

• Mount Everest

• Nanga perbet