conservation of energy

conservation of energy

9th - 12th Grade

11 Qs

quiz-placeholder

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conservation of energy

conservation of energy

Assessment

Quiz

Physics

9th - 12th Grade

Medium

Created by

loriza butay-canela

Used 7+ times

FREE Resource

11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which event is explained in the sequence of energy changes in the diagram below?

Chemical energy ===> Heat ====> Mechanical energy (with wasted heat)

a blue spot light is on

an electric fan rotates

a runner doing stretches

the battery-powered toy car runs forward

2.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Media Image

A combustion engine driving car loses most of it energy (75%) to heat. Is this energy loss or energy transformation?

loss

transformation

neither

both

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image
At which point is potential energy greatest?

W

X

Y

Z

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image
What is the unit of Potential Energy?

m, mass

kg, kilogram

J, Joules

m/s, meters/second

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

True or False - if a rock is thrown into the air, the increase in the height would increase the rock's kinetic energy, and then the increase in the velocity as it falls to the ground would increase its potential energy.

True

False

Undetermined

6.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Media Image

A combustion engine driving car loses most of it energy (75%) to heat. Is this energy loss or energy transformation?

loss

transformation

neither

both

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

What is the correct energy transformation in a flashlight?

electrical>mechanical>light

mechanical>sound>electrical

Chemical>light>electrical

chemical>electrical>light

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