Water cycle - 3rd grade
Terms in this set (21)
What source of energy drives the water cycle?
What are the three processes that are involved in the water cycle?
Evaporation, condensation, and precipitation
Where can water be stored or accumulated?
Rivers, lakes, underground, ponds, and streams
Define the water cycle
Movement of water from the ground to the air and then back to the ground
What is evaporation
Process in which liquid water is turned to water vapor
What is accumulation
Collecting of water in streams, lakes, and oceans
What is condensation?
Process in which water vapor is changed back into liquid water
What makes water evaporate
Heat - the temperature increases
What makes water vapor condense?
When water is cooled it condenses - the temperature decreases
What is precipitation
Water that falls from the sky in the form of snow, rain, sleet, and hail.
What are some types of precipitation?
Rain, snow, sleet, and hail
What forms can precipitation take?
Precipitation can only be solid or liquid
What are some sources of water pollution?
Run-off from fertilized lawns and fields, oil from parking lots, soil erosion, animal and human waste, chemicals from factories
What does it mean to conserve water?
To save and protect it
What are some ways to conserve water?
Turning off water while we brush our teeth, taking a shorter shower rather than a bath, and fixing all water leaks
Water that is found underground is called
Where is most of the water on earth found?
Water that ends up in our rivers and lakes is called . .
What are some solid forms of precipitation?
Sleet, snow, and hail are solid forms of precipitation
How is sleet formed
When snow and rain mix together
Name 2 different water sources in your community
Well water, rivers, and reservoirs