Energy

5.9b Students were asked to list two ways to conserve energy. Which student correctly listed two energy-saving actions?

• Student 1

  Leave the air conditioner on when leaving the room. Place the computer in sleep mode when not in use.

• Student 2

  Sleep with the TV on. Turn off the fan when leaving the room.

• Student 4

  Turn off outdoor lights during the daytime. Wash clothes in the coolest water that will get them clean.

• Student 3

  Keep the laptop plugged in when it is 100% charged. Turn off the air conditioner when leaving home.

5.9c Which of these technologies is a source of renewable energy?

• Generator

• Nuclear Power Plant

• Solar cell

• Fuel cell

5.2b A student is investigating how water changes states. He observes a pot of water boiling on

the stove.

What type of energy is used to make the water boil?

• Light

• Potential

• Sound

• Thermal

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

5.9a Fossil fuels are nonrenewable because they —

• have turned into solid rock.

• take a long period of time to form.

• are expensive to remove from rock.

• are located deep within Earth’s crust.

5.9a Which one of these uses nonrenewable energy?

• A dam on a river

• A windmill on a farm

• A power plant that burns coal

• A power plant that burns dried grasses

5.9a The chart lists some examples of energy sources.

Which best completes the chart?

• Kerosene

• Gasoline

• Oil

• Wind

5.2a-d Energy cannot be —

• created or destroyed.

• transferred or changed.

• transformed or created.

• destroyed or changed.

Tags

NGSS.MS-PS3-5

5.9a Which of the following are ways humans use resources that negatively impact the environment? Choose 3 correct answers.

• Air and water pollution

• Planting trees to stop erosion

• Wildlife and habitat loss

• Recycling materials

• Depleting non renewable resources

Tags

NGSS.MS-ESS3-3

5.2b Which of the following best demonstrates how energy can be moved from place to place?

• Planting seeds in a garden

• Playing music on a stereo

• Watching a sunset

• Taking a nap

Tags

NGSS.MS-LS2-3

NGSS.MS-PS3-5

5.9a Where does most of the energy come from in the United States?

• Force and Motion

• Gravity

• Non-renewable energy

• Renewable energy