Types of Energy

What is energy?

• Energy is something that is moving.

• Energy is something that builds up when something is at rest.

• Energy describes the ability of things to change themselves or to cause change to other things.

• All of the above accurately describe ENERGY.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which option is the correct unit of measurement for energy?

• Joule (J)

• Kilogram (kg)

• Newton (N)

• Jewel (je)

TRUE or FALSE. Potential energy is stored energy. It is relative to its position and location.

• True

• False: Potential energy is energy in motion.

Tags

NGSS.MS-PS3-2

TRUE or FALSE. Kinetic energy is relative to its position and location, and it is a form of stored energy.

• True

• False: Kinetic energy is energy in motion.

Pick the correct formula to calculate for Potential Energy.

• PE = 1/2mv²

• PE = mgh

• m = PE/gh

• h = PE/mg

Tags

NGSS.MS-PS3-2

Pick the correct formula to solve for Kinetic Energy.

• KE = 1/2mv²

• KE = mgh

• KE = d/t

• v² = 2KE/m

Tags

NGSS.MS-PS3-1

A book on a 2-meter high shelf has 20 joules of potential energy. What is the mass of the book?

• 4.08 kg

• .1 J

• 392 J

• .1 kg

Tags

NGSS.MS-PS3-2

Calculate the PE of a bird sitting on a tree limb. The mass of the bird is 0.1 kg and it is 5 meters off the ground.

• 4.9 J

• 4.9 m/s

• 5.4 J

• None of the above answers are correct.

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

Which example best relates to chemical energy?

• A lamp plugged into an electrical outlet.

• Gasoline burning in a car's engine causing the car to move.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS3-4

When you consume food, is that a form of chemical potential energy?

• Yes, because the food chemically breaks down inside your body helping your body store energy to use when needed.

• No, because your body digests the food you eat and does not store the energy for future consumption.

Tags

NGSS.MS-LS1-7