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A science class is planning a community garden. They want to develop a system that will conserve water.
Provide a solution that could be used to conserve water in the community garden.
Answers may vary
What are two things that can happen when water interacts with rock formations?
A canyon and sediment forms
What makes up the hydrosphere?
All the water on the Earth.
How much of Earth's water is salt water?
97%
All water on Earth is recycled through _____.
the water cycle
where can most of Earth's freshwater can be found.
Trapped in ice caps and glaciers.
Which are sources of freshwater. Tell me all that apply.
rivers
oceans
aquifers
reservoirs
rivers
aquifers
reservoirs
The shape of different landforms is often changed by ______ water.
Flowing or standing
Flowing
Why is groundwater important for living things to be able to use?
Water seeps into the ground and is stored in the soil. This water can be absorbed by the roots of plants to survive and grow.
How much of Earth's water is Fresh water?
3%
What are the types of fresh water found on earth?
Ground water, ice caps and glaciers, rivers, lakes, and swamps
Students in a science class are building models to demonstrate how Earth's systems interact.
Which model demonstrates how running water causes erosion and deposition?
A) Small pebbles are placed inside a bucket. Water is slowly poured into the bucket. The pebbles stay in place.
B) Water is poured down the side of a mound of dirt. A shallow trench forms where the water runs. Dirt from the top of the mound is carried to the bottom.
C) An aluminum tray is filled with sand. A fan is placed at one end of the tray. When the fan is turned on, it blows the sand from one side of the tray to the other.
D) A teaspoon of sand is added to a glass of water. The water is stirred until it becomes cloudy.
B) Water is poured down the side of a mound of dirt. A shallow trench forms where the water runs. Dirt from the top of the mound is carried to the bottom.
Human activities, such as agriculture, can negatively impact Earth's resources. Pollution is any harmful substance that affects Earth's resources. In agriculture, what can sometimes be a source of pollution?
Fertilizers
__________ can be caused by burning fuels that mix with water in the clouds.
Acid Rain
Fill in the blanks using the available answer choices. ______ water can harm living things.
Polluted or clean
Polluted
By definition a storm surge can occur when a ___________ causes large waves in the ocean.
Hurricane
Where does the water go when water evaporates from a puddle on the street?
It rises into the atmosphere.
Which best explains why it is important for humans to conserve freshwater?
A) Earth’s water supply is shrinking.
B) Earth’s water supply is growing larger.
C) Once we use all of Earth’s freshwater, it is gone forever.
D) Only a small fraction of Earth’s water is freshwater, and everyone needs it.
D) Only a small fraction of Earth’s water is freshwater, and everyone needs it.
The student claims that most of the water on Earth cannot be used directly by plants and animals.
Explain whether the student's claim is true or not.
answers may vary
How is building a dam one way to store water?
Dams are usually built on rivers. Water accumulates behind a dam.
The dropping off of eroded rock and bits of soil.
deposition
What is a sometimes harmful increase in the amount of algae found in water?
Algal Bloom
What is a place that floods easily when river water rises?
Floodplain
List two ways to conserve water. Explain why it is helpful for the environment.
Water can be conserved by taking shorter showers or turning off faucets when not using them. It is important to conserve because fresh water is a limited resource in the environment.
A large sheet of ice that moves slowly across Earth's surface.
Glacier