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Conservation of Energy and Work

Authored by Charles Martinez

Physics

10th - 12th Grade

25 Questions

NGSS covered

Conservation of Energy and Work
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What kind(s) of energy is(are) in a person climbing a ladder?

Potential

Kinetic

Both

Need the mass of the person to determine.

Tags

NGSS.HS-PS3-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy?

The PE and KE increase and decrease together

The PE decreases while the KE increases

Impossible to know without knowing the mass

The PE and the KE decrease and increase together.

Tags

NGSS.HS-PS3-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

At which point is potential energy greatest?

W
X
Y
Z

Tags

NGSS.MS-PS3-2

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

According to the Law of Conservation of energy, the amount of energy before and after a reaction must be the same. Which statement below is true?

The total amount of energy is conserved

The total amount of energy is less after a reaction

The total amount of energy is more after a reaction

Need the mass of the object to determine if energy is conserved.

Tags

NGSS.HS-PS3-1

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When velocity triples, kinetic energy increases by ______ times. KE =1/2mv2

9

3

1.5

4.5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the Total Mechanical Energy at point A?

500,000 J

400,000 J

200,000 J

50,000 J

Tags

NGSS.HS-PS3-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the Kinetic Energy at point B?

500,000 J

400,000 J

300,000 J

50,000 J

Tags

NGSS.HS-PS3-1

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