tavkar grade 4

-………………………is a group of very large wave .

• Tide

• Storm surge            

• current 

• Moon

-…………………………….is changing gas to liquid.

• Precipitation

• Condensation    

• Evaporation

• Collection

one example of precipitation is ………………….

• Evaporation

• condensation

• rain

• soil

evaporation is changing liquid to …………………..

• gas

• solid

• liquid

• ice

which process happen when gas changes to liquid

• condensation

• evaporation

• precipitation

• collection

-………………………..is up and down movement of water particles .

• wave

• tide

• deep ocean

• current

tide caused by ……………………………..

• wind

• moon gravity

• temperature

• density

current caused by ……………………………

• moon gravity

• temperature difference

• wind

• strong wind

--------------provide energy for water cycle .

• sun

• moon

• ocean wave

• wind

-…………………..is the imaginary line runs through the center of the earth from north pole to south pole .

• moon phase

• axis

• season

• tropics