What could humans do to decrease soil erosion?
a
develop land for agriculture
b
plant more cover crops
c
cut down forests for logging
d
allow farm animals to overgraze
b. Plant more cover crops
Loss of topsoil may lead to the pollution of rivers and streams by
a
decreasing nutrients.
b
decreasing erosion.
c
increasing cropland.
d
increasing runoff.
d. increasing runoff.
hich of the following is a liquid form of fossil fuel that is used to make gasoline?
a
coal
b
peat
c
petroleum
d
natural gas
c. petroleum
What can all non-renewable resources theoretically be?
a
converted to nonmetallic minerals
b
exhausted or depleted
c
converted to renewable ones
d
recycled or reused
b. exhausted or depleted
Which statement gives the best explanation about what will happen to the global oil reserves as time goes on?
a
The global oil reserves will turn into alternative forms of fuel.
b
The global oil reserves will continue to increase.
c
The global oil reserves will remain relatively steady.
d
The global oil reserves will continue to decrease.
d. The global oil reserves will continue to decrease.
What could humans do to decrease soil erosion?
a
develop land for agriculture
b
plant more cover crops
c
cut down forests for logging
d
allow farm animals to overgraze
b. Plant more cover crops.
Rare earth metals are rarely found in large quantities on Earth. Instead, they are spread very thinly throughout Earth's crust, making them very difficult to get. Once they are all used, they are gone forever. Which energy resource is similar to rare Earth metals in that once it is used up, it is gone?
a
wood
b
solar
c
wind
d
oil
d. oil.
Loss of topsoil may lead to the pollution of rivers and streams by
a
decreasing nutrients.
b
decreasing erosion.
c
increasing cropland.
d
increasing runoff.
d. increasing runoff.
Which of the following is the best way to reduce the need for additional energy consumption?
a
remediation
b
preservation
c
reservation
d
conservation
d. conservation.
Out of the following, what material came from renewable resources: paper, plastic, glass, aluminum
Paper.
What would be the best question to ask in order to immediately determine whether or not an energy resource is renewable?
a
How long until it runs out?
b
How many people use it?
c
How much energy does it produce?
d
How long has it been used?
a. How long until it runs out?
Which of the following is NOT a method of limiting soil erosion on farmland?
a
contour plowing
b
terracing
c
crop rotation
d
overgrazing
d. overgrazing.
Which statement gives the best explanation about what will happen to the global oil reserves as time goes on?
a
The global oil reserves will turn into alternative forms of fuel.
b
The global oil reserves will continue to increase.
c
The global oil reserves will remain relatively steady.
d
The global oil reserves will continue to decrease.
d. The global oil reserves will continue to decrease.
Which statement best describes the use of solar energy to heat water for a house?
a
Solar panels that heat water trap energy from the air to reduce the need for non-renewable energy sources.
b
Solar panels that heat water use the Sun's radiant energy to reduce the need for non-renewable energy sources.
c
Solar panels that heat water use the Sun's thermal energy to reduce the need for non-renewable energy sources.
d
Solar panels that heat water use electricity from the home to reduce the need for non-renewable energy sources.
c. Solar panels that heat water use the Sun's thermal energy to reduce the need for non-renewable energy sources.
Which of the following is a nonrenewable source of energy?
a
energy from the Sun
b
wind energy
c
geothermal energy
d
energy from burning coal
d. energy from burning coal.
Jenny is trying to help her family conserve electricity. Which of the following would be the best way for Jenny to help her family do this?
a
Jenny should turn off her computer when she is not using it.
b
Jenny should only buy clothes that are made from natural resources.
c
Jenny should recycle plastic and glass bottles after she is done using them.
d
Jenny should set the air conditioner in her home to a much colder temperature.
a. Jenny should turn off her computer when she is not using it.
Georgia has a lot of potential to produce power from renewable resources. About two-thirds of Georgia is forested. What type of renewable resource could Georgia most likely produce from the forests?
a
Biomass
b
Hydroelectric
c
Geothermal
d
Wind Energy
a. Biomass.
Windmills are used to harness wind energy and change it into electricity. The wind is an example of which type of energy?
a
inconstant energy
b
created energy
c
renewable energy
d
nonrenewable energy
c. renewable energy.
odd's teacher told him that the gas used to power cars is a natural resource and would run out in the future. What is one way Todd could help to conserve this natural resource?
a
Todd could try to dig in his backyard to find more natural gas.
b
Todd could put water into the car's gas tank instead of gas.
c
Todd could put less gas in the gas tank each time he fills it up.
d
Todd could use a car powered by electricity instead of gas.
d. Todd could use a car powered by electricity instead of gas.
Geothermal energy is a type of energy that harnesses Earth's interior heat. It is obtained by digging deep wells and pumping heated underground water or steam to the surface. It is used worldwide to heat homes and businesses and to make electricity. Which statement supports the claim that geothermal energy is considered a renewable resource?
a
Geothermal energy can be used continuously.
b
Geothermal energy is not quickly replenishable.
c
Geothermal energy is a naturally available resource.
d
Geothermal energy cannot be used to create electricity.
a. Geothermal energy can be used continuously.
Which action can help to reduce the amount of waste in a landfill?
a
riding a bicycle
b
planting more trees
c
recycling aluminum cans
d
taking shorter showers
c. Recycling aluminum cans.
Which of the following best explains why conserving resources is important?
a
There are a limited amount of resources on Earth, so conserving them will make them last longer.
b
Humans need to learn how to make the resources faster, so conserving them gives them a chance to learn how.
c
There are too many resources on Earth, so conserving them helps to create more space for humans to build cities.
d
Humans require resources, so conserving them helps make sure they are replaced when they are used.