Energy Unit 1 Review

What is an example of kinetic energy?

• A bird sitting in a tree

• A bouncy ball on the table

• A car driving on the highway

• A book on shelf

Tags

NGSS.MS-PS3-1

The process of controlling or limiting resource use so they aren't depleted is called __________.

• power

• conservation

• efficiency

• climate change

Tags

NGSS.MS-LS2-5

What is another name for a resource that cannot be replaced once it has been used or runs out?

• renewable

• inexhaustible

• carbon neutral resource

• exhaustible

Tags

NGSS.MS-ESS3-4

What is a collection of wind turbines used to create electricity known as?

• solar array

• wind farm

• biomass

• turbine field

Tags

NGSS.MS-ESS2-6

Choose the energy transformation that would NOT occur when geothermal energy is converted into electricity.

• thermal energy is converted into mechanical energy (steam) to turn a turbine

• mechanical energy from the turbine is converted into electrical energy

• thermal energy is converted to nuclear energy when the atom is split

Tags

NGSS.HS-PS3-3

A wind turbine converts ​_________

• mechanical energy into electrical energy

• electrical energy into potential energy

• thermal energy into mechanical energy

• mechanical energy into nuclear energy

What is the work of a small wind turbine with a force of 325 Newtons traveling a distance of 20 meters?

• 6500 watts

• 16.25 joules

• 16.25 joules

• 6500 joules

A homeowner uses wind power to provide electricity to her home. She also increases the amount of insulation in the attic and changes all lights to LEDs. This is an example of

• climate change

• reducing her carbon footprint

• using exhaustible resources

Which of the following statements is true about an increase in ​carbon dioxide being released into the atmosphere?

• a decrease in global temperature

• an increase in greenhouse gasses in the atmosphere

• a decrease in fossil fuels

• more ice forming at the poles

Tags

NGSS.MS-ESS3-5

Coal is used to create electricity. Coal is ______

• a fossil fuel

• non-renewable

• exhaustable

• all of the choices are correct