Science Unit 2 Review

Science Unit 2 Review

Natural Resources

• Resources that are made by Earth and nature, not humans.

• Examples: coal, oil, water, sunlight, plants, wind, and more.

Renewable Resources

• Resources that can be replaced quickly by nature.

• We can use these resources more then once.

• Examples: water, sunlight, wind

Non-renewable resources

• Resources that take millions of years to replace.

• Once these resources are used they are gone, we cannot reuse them.

• Examples: Fossil Fuels (Coal, Oil, Natural Gas) *CON

Multiple Choice

A ______ is anything from our natural environment that people use.

• energy source

• natural resource

• wind power

• energy from coal

Multiple Choice

Which of the answers is a natural resource?

• Bike

• House

• tree

Multiple Choice

Which of the following is a renewable resource?

• coal

• water

• oil

• natural gas

Multiple Choice

Which of the following is a non-renwable resource?

• coal

• water

• sun

• wind

Open Ended

What are the three fossil fuels, or non-renewable resources? *CON

Fossil Fuels

• Coal, oil, and natural gas

• these resources give us energy to power our homes, cars, and much more.

Coal

• powered the industrial revolution, a time where people were replaced by machines to do work.

• coal was also used to power trains

• coal is found underground

• coal is not very expensive making it popular to use

Oil

• was discovered after coal, when they needed more sources for energy

• can be turned into gasoline for our cars

• is found underground

Natural gas

• heats our homes and helps us cook on the stove

• is found underground

Problems with fossil fuels

• these resources HARM the environment by causing pollution

• there is not a lot of these resources, and they take a long time to replace

Multiple Choice

Which of these natural resources are being used faster than they are replaced?

• solar and natural gas

• oil and coal

• coal and wind

• wind and water

Multiple Choice

Fossil Fuels are used to power a lot of things in our world like heating our homes and gas for our cars.

• true

• false

Multiple Choice

Fossil Fuels are good for the environment

• true

• false

Multiple Choice

Which fossil fuel powered the industrial revolution? *ON TEST

• coal

• oil

• natural gas

Open Ended

How are fossil fuels harmful?

Renewable Energy Sources

• Wind

• Water

• Sunlight

Wind

• wind turns turbines to create energy

• a form of mechanical energy

• does not harm the environment

Water

• water flows through a generator and the force creates electricity

• a form of mechanical energy

• can always be used for energy

Sunlight

• uses solar panels to capture the energy from the sun

• turns light energy into electricity

• can be used to power the lights in your home or cars

• We will always have this resource, and it does not cause harm

Multiple Select

Select all of the renewable resources

• coal

• water

• sun

• oil

• wind

Open Ended

Which renewable resources have you seen in your community?

Multiple Choice

Which type of resource is better for the environment?

• renewable

• non-renewable

Multiple Choice

Which energy source would have the least harmful effect on the environment

• oil

• coal

• solar energy

• natural gas

Poll

How do you feel with this topic?

• I know it!

• I know some things, but need to study more.

• I have no clue what we are learning.