lesson 1,2

The Earth's system which contains mountains is ...................

• atmosphere

• hydrosphere

• geosphere

• biosphere

as water covers 3/4 of the Earth's surface, our planet appears in.......... color from space.

when the fresh water of river meets the salt water of a sea ,.............. is formed

...................... is the process of transportation of small particles of rocks to another place by wind and water.

sharks in water is an example of an interaction between biosphere and geosphere.

• true

• false

waterfalls are part of atmosphere

• true

• false

................... is the water body that surrounded by land .

during the water cycle in nature, water evaporates forming ...............

which of the following is a part of atmosphere?

• fish

• rocks

• oxygen

• dogs

cross out the add word

• water

• oxygen

• nitrogen

• carbondioxide