Essential Facts 2.6

What is a material that is replaced quickly in nature?

• renewable resource

• nonrenewable resource

What are examples of a renewable resource?

• plants and animals

• toys and cars

• none of the above

What is an example of an alternative energy source?

• plants

• plastic

• rocks

What is energy obtained from the Sun?

• solar power

• geothermal power

• hydropower

What is energy obtained from Earth's interior?

• solar power

• geothermal energy

• hydropower

What can be harnessed and used to heat dwellings?

• kinetic energy

• geyser

• tornado

What is energy that comes from moving water?

• solar power

• hydropower

• renewable resources

What is one of the oldest types of energy harnessed by humans?

• solar power

• hydropower

• geothermal energy

What is electricity produced by waterpower?

• hydroelectricity

• solar power

• geothermal energy

What type of energy do rivers, tides, and ocean waves have?

• potential energy

• solar power

• kinetic energy