Unit 4 Review- The Earth's Resources

The ozone layer helps insulate the Earth.

• True

• False

A material resource is a renewable resource that is used to

make objects.

• True

• False

Stewardship is the application of various methods that use up natural resources.

• True

• False

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NGSS.MS-ESS3-3

Biomass energy comes from organic matter such as plant material and manure.

• True

• False

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Rocks, water, air, minerals, forests, wildlife, and soil are all examples of a natural resource.

• True

• False

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NGSS.MS-ESS3-4

NGSS.MS-LS2-1

The chemical bonds in fuel are changed when the fuel is burned to move a car. What type of energy conversion is taking place in this example?

• kinetic energy to mechanical energy

• chemical energy to potential energy

• potential energy to kinetic energy

• mechanical energy to electrical energy

Sometimes, a renewable resource can be considered nonrenewable because it is used up faster than it can be replenished. Which of the following choices is an example of this?

• Coal supply getting smaller because it takes millions of years to form.

• Forests being cut down at a quicker rate than they can grow.

• Solar energy being used to provide electricity to a home.

• Water in streams replaced by rainfall from the atmosphere.

How is photosynthesis best summarized?

• The process by which oxygen enters a leaf and is converted into carbon dioxide.

• The process by which plants use the sun’s energy to make chlorophyll.

• The process by which plants convert the sun’s energy into energy stored as glucose.

• The process by which water enters through the roots and glucose is produced.

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NGSS.MS-LS2-3

Which of the following is a disadvantage of managing resources?

• less of the natural resource is wasted

• reduction in pollution due to less manufacturing

• expense of recycling materials

• more resources extracted from Earth

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What is a major reason solar energy is not used everywhere on a large scale?

• It is too difficult to purchase and install solar panels.

• Solar energy is not very effective at producing electricity.

• The manufacture of solar panels produces too much pollution.

• Solar panels are most efficient in places that receive lots of sunlight.

Tags

NGSS.HS-ETS1-3