The _________________________ is the continuous process by which water moves from Earth's surface to the atmosphere and back.
Water cycle
100
____________________ is bacteria that is found in animal and human waste.
Coliform
100
A __________________ is any place an organism lives and obtains all the things it needs to survive.
habitat
100
Name three forms of precipitation.
Rain, ice, sleet, hail
100
__________________ are any underground layers of rock or sediment that hold water.
Aquifers
200
______________________ are any substances that cause water polution
Pollutants.
200
A _____________________ is a fountain of water that builds up pressure underground and explodes at regular intervals.
geyser
200
________________ and _________________ are two minerals that determine the hardness of water.
Calcium and Magnesium
200
___________________ is the process of passing water through a series of screens that allows the water through but keeps out larger particles.
Filtration
200
__________________ can form as groundwater bubbles or flows out of cracks in the rock.
Springs
300
Where is the majority of Earth's freshwater found?
A majority of Earth's freshwater is found in thick sheets of ice that cover Antarctica.
300
__________________ are streams and small rivers that feed into a main river.
Tributaries
300
A _____________________ is a land area that is covered with water for all or part of the year.
wetland
300
A ________________________ is an area of land that supplies water to a river system.
watershed
300
Rock that is ___________________ allows water to pass through.
permeable
400
Name two of the three main common types of wetlands.
Marshes, swamps, or bogs.
400
Why do weeds and plants grow on the floor of ponds but not lakes?
Ponds are more shallow, so sunlight is able to reach plants at the bottom.
400
Name the three stages of the water cycle.
Evaporation, Condensation, and Precipitation.
400
The pH level of water is measured on a scale of 0- ____________.
14
400
Watersheds can be separated from each other by ridges of land called ______________________.
divides
500
Listen to the whole Question before answering.
Say whether the following bodies of water are made up of freshwater or saltwater.
Water in Ice -
Groundwater -
Water in Oceans -
Water from Lakes and Rivers -
ice - fresh
groundwater - fresh
oceans - salt
lakes and rivers - both
500
A lake full of water put aside for human use is called a _______________________
reservoir.
500
Why does water flow out of an artisan well?
Water rises and flows out of an artisan well due to pressure within an aquifer.
500
The _________________________ is the biggest watershed in the United States.