5th Grade Unit 3 Amplify Science: Chapter 1 and 2

What is an engineer?

• A person who studies stars and other objects in our universe.

• A person who uses science knowledge to design something in order to solve a problem.

• A person who researches the physical properties and systems involved in the water on Earth.

• A person who studies the relationships between living things and their environment.

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About how much water on Earth is freshwater?

• about 97%

• about 33%

• about 5%

• about 72%

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Which of the following statements about freshwater is NOT true? Hint: Select 3 answers.

• All of the freshwater on Earth is available for humans to use.

• Most of the freshwater on Earth is available for humans to use.

• Only a small amount of freshwater on Earth is available for humans to use.

• Freshwater isn't necessary for humans to survive.

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Where is most of Earth's freshwater found?

• glaciers and groundwater

• oceans and rivers

• lakes and wetlands

• swamps and ponds

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What is groundwater?

• It is a huge underground lake.

• The water found at the bottom of lakes and rivers

• The water that collects on the surface

• All the water between the rocks in the ground.

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Which of the following is examples of freshwater?

• oceans

• rivers

How does population impact the amount of freshwater that is available?

• Population does not impact the amount of freshwater in an area

• More freshwater will be used if there are lesson people living in an area

• Less freshwater will be used if there are more people living in an area

• More freshwater will be used if there are more people living in an area.

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Which of the following is NOT a reason there are shortages of freshwater?

• people using too much water

• droughts that result in long periods without rain

• too much percipitation

• water becoming very polluted and unclean

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Water, air, trees, and soil are all natural _______ people rely on every day.

• Iterates

• estuaries

• reservoirs

• resources

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