Concept 1: Nature of Energy Test Review

Which of the following is the definition of ENERGY

• Energy in motion.

• The ability to cause change.

• Stored energy.

• Energy stored in objects being compressed or stretched.

What unit do we use to represent energy?

• Joules (J)

• Kelvin (K)

• KE

• kg

Energy in motion is what?

• Potential Energy (PE)

• Elastic Potential Energy

• Kinetic Energy (KE)

• Chemical Potential Energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which of the following equations do we use to find kinetic energy?

• =Fd

• =mcΔT

• =ham

• =1/2mv²

Tags

NGSS.MS-PS3-1

What is the kinetic energy of a bike with a mass of 16 kg traveling at 4 m/s?

• 128 J

• 512 J

• 0.5 J

• 32 J

Tags

NGSS.MS-PS3-1

The three types of potential energy are ​ (a)   ​ (b)   ​ (c)   ​

• elastic
• chemical
• gravitational
• kinetic
• work
• power

Tags

NGSS.HS-PS2-4

Match the following terms to their definitions.

• energy in objects that are above surface

• Chemical Potential Energy

• stored in chemical bonds of compounds

• Elastic Potential Energy

• energy stored in objects being stretched

• Gravitational Potential Energy

Tags

NGSS.MS-PS3-2

What is the energy of a 4 kg apple that is sitting on a 2 m high tree branch?

• 78.4 J

• 8 J

• 100 J

• 200 J

Tags

NGSS.MS-PS3-2

Match the examples to the type of potential energy.

Groups:

(a) Elastic Potential

,

(b) Chemical Potential

• firewood

• slingshot

• battery

• food

• spring

• bow and arrow

Tags

NGSS.MS-PS3-2