The Water Cycle •To understand the processes involved in the water cycle
What is Evaporation? •It is the process of a liquid heating to form a gas
What is Condensation? •It is the process of a gas cooling to form a liquid
The Water Cycle Water is constantly moving between sea, air and land
The Water Cycle Water is constantly moving between sea, air and land
heat
The sun shines and the sea is heated
The Water Cycle
Evaporation
Water is constantly moving between sea, air and land
The water evaporates and forms clouds
The Water Cycle Water is constantly moving between sea, air and land Condensation
As air rises it cools and condenses. It reaches the ground as rain, snow, sleet or hail.
The Water Cycle Water is constantly moving between sea, air and land Snow forms
Lakes form
rs e v Ri
w o fl
to
a e s e th
The snow melts and flows
The Water Cycle Water is constantly moving between sea, air and land
The Water Cycle is complete
The Water Cycle Water is constantly moving between sea, air and land
The Water Cycle Water is constantly moving between sea, air and land
heat
The sun shines and the sea is heated
The Water Cycle
Evaporation
Water is constantly moving between sea, air and land
The water evaporates and forms clouds
The Water Cycle Water is constantly moving between sea, air and land Condensation
As air rises it cools and condenses. It reaches the ground as rain, snow, sleet or hail.
The Water Cycle Water is constantly moving between sea, air and land Snow forms
Lakes form
rs e v Ri
w o fl
to
a e s e th
The snow melts and flows
The Water Cycle Water is constantly moving between sea, air and land
The Water Cycle is complete
The Water Cycle Water is constantly moving between sea, air and land
Questions 1.Where does the water come from? 2.What happens to it when the sun heats it up? 3.As the vapour rises what happens to it? 4.Where does it go then? 5.How does the water get back to the sea?