Vocabulary
Water that runs off the land to lower places
Runoff
When the sun heats up liquid water, this process occurs.
True or false: the water on Earth today is the same water that was here millions of years ago.
true
Water that is found underground in the cracks and spaces in soil, sand and rock.
groundwater
The is the origin of energy that drives the Water Cycle.
The sun
What is the form of evaporation that occurs as plants release water vapor from their leaves as a result of performing photosynthesis?
Transpiration
Most of the water that is evaporated on Earth comes from ________.
oceans
Why is 2/3 of all freshwater not able to be used by humans?
It is frozen or in ice caps.
Tiny water droplets form ____________.
clouds.
The three states of matter that water can exist in.
Solid, liquid, gas
An underground formation able to store water.
Aquifer
Any moisture that falls to the ground from clouds is called _____________?
Precipitation
What percentage of Earth's total water is Ocean's or Saline(salt) water?
97%
Water in a gas form.
Water vapor
When water evaporates, it becomes an invisible gas in the ____________.
atmosphere
A _______ is an artificial lake that is built to store water for a later time.
reservoir
Give three examples of precipitation.
rain, snow, sleet, hail
Give an example of groundwater.
Springs, wells and aquifers
Give 2 examples of running water.
Streams, creeks, rivers, waterfalls, springs
Give an example of standing water.
Lake or pond
All of the water on a planet, including water on the surface, underground, and in the air makes up the ________.
Hydrosphere
When water vapor changes into water droplets.
Condensation
What percentage of Earth's total water is fresh and able to be used by humans?
1%
______ can access groundwater aquifers by creating a deep hole through digging or drilling and then extracting the water via pumping.
wells
What is the largest freshwater source on Earth?
ice caps and glaciers