Unit 4: Forms of Energy

Select all forms of energy that the Sun provides

• light

• thermal

• mechanical

• sound

What form of energy is stored in a battery?

• Mechanical energy

• Light energy

• Sound energy

• Chemical energy

Which is the best example of mechanical energy?

• an oven that is pre-heating

• a soccer ball that is being kicked into a goal

• a grilled cheese sandwich that is being fried on a stove

• a guitar being strummed at a concert

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which statement about energy is correct?

• All energy sources are renewable.

• Energy never transforms into another form.

• Energy can cause motion or change.

• Energy is created to do work.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Why does a pencil look broken when you place it in a cup of water?

• The pencil looks straight because light is traveling in a straight line through the water.

• The pencil looks broken because light is bending as it travels through the water.

• The pencil looks broken because the water is absorbing the light.

• The pencil looks broken because the water reflects all the light that enters.

Tags

NGSS.MS-PS4-2

Ms. Radulski was doing an experiment to see if sugar dissolves faster in hot or cold water. She gets a 100 mL of hot water, 100 mL of cold water, and 100 mL of room temperature water. She adds 2 tablespoons of sugar to each cup of water and stirs for one minute. She records her observations and draws a conclusion based on her results. Which of the following would most likely be the control group of Ms. Radulski's experiment?

• sugar

• cold water

• hot water

• room temperature water

Tags

NGSS.MS-PS1-2

_________________ is an example of light energy.

• wood burning

• plugging in a toaster

• blades of wind turbine moving

• radio playing music

• flashlight emitting light

Tags

NGSS.MS-PS4-2

_________________ is an example of sound energy.

• wood burning

• plugging in a toaster

• blades of wind turbine moving

• radio playing music

• flashlight emitting light

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

_________________ is an example of mechanical energy.

• wood burning

• plugging in a toaster

• blades of wind turbine moving

• radio playing music

• flashlight emitting light

_________________ is an example of electrical energy.

• wood burning

• plugging in a toaster

• blades of wind turbine moving

• radio playing music

• flashlight emitting light