The water cycle I
Water in the form of gas
Steam /water vapor
When liquid changes slowly to a gas?
Evaporation
Name an example of evaporation that we can observe in our everyday lives.
Multiple answers are possible.
Example: A simple everyday example of evaporation is wet clothes drying on a clothesline.
Water exists in three states in the water cycle:
Solid (ice)
Liquid (water)
Gas (water vapour)
Name an example of condensation that we can observe in our everyday lives.
Many answers are possible.
Example:condensation is water droplets forming on the outside of a cold glass or bottle.
What are the two processes that put water into the air?
Evaporation and Transpiration
When gas changes to a liquid.
Condensation
Which process changes rain into snow.
Freezing or cold temperature.
What is the main process by which water moves from the atmosphere to the land.
Precipitation
Name four forms of precipitation.
What is rain, hail, sleet, and snow.
When water changes from a solid to a liquid.
Melt
Where is most of the water on Earth stored
Oceans
The energy source that drives the water cycle.
The Sun
The cyclic movement of water between Earth's surface and the air.
The water cycle.
What is transpiration?
The process by which plants release water vapour from their leaves.
Water stored underground in soil and rocks.
Groundwater
About this percentage of the Earth’s surface is covered by water.
71%
This human organ contains about 83% water.
The lungs
This organ listed has the lowest percentage of water in the human body.
Bones
Water can dissolve many substances, making it a good _____________.
Solvent.
What percentage of the water on Earth is fresh water?
2.5%
What percentage of that fresh water is stored as ice?
68.7%
Summarise three global environmental impacts of using fossil fuels.
Melting of ice caps and glaciers
Rising sea levels
Extreme weather, such as floods and droughts
An adult human body is made of up to this percentage of water.
60%
This group of organisms may be up to 90% water.
Jellyfish