Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Phys Sci Ch 15 A
Test Description: Energy
Instructions: Answer all questions to get your test result.
1) Work is a transfer of
A
energy
B
mass
C
force
2) What is transferred by a force moving an object through a distance?
A
force
B
energy
C
motion
3) The energy of motion is called
A
potential energy
B
thermal energy
C
kinetic energy
4) A small 20 kg canoe is floating downriver at a speed of 2 m/s. What is the canoe's kinetic energy?
A
22J
B
40J
C
80J
5) A 13 kg sled is moving at a speed of 3.0m/s. At which of the following speeds will the sled have twice as much kinetic energy?
A
4.2 m/s
B
1.5 m/s
C
6 m/s
6) An object's gravitational potential energy is NOT directly related to which of the following?
A
its mass
B
its height relative to a reference level
C
its speed
7) Which of the following is an example of an object with elastic potential energy?
A
all of the above
B
a stretched rubber band
C
a compressed basketball
8) Why is the gravitational potential energy of an object 1 m above the moon's surface less than its potential energy 1 m above Earth's surface?
A
The object's weight is more on the moon
B
The object's mass is less on the moon
C
The object's acceleration due to gravity is less on the moon
9) A 4 kg cat is resting on top of a bookshelf that is 3 m high. What is the cat's gravitational potential energy relative to the floor if the acceleration due to gravity is 9.8 m/s2?
A
12 J
B
7 J
C
118 J
10) The gravitational potential energy of an object is always measured relative to the
A
location where the object's kinetic energy is zero
B
position of maximum mechanical energy
C
reference level from which the height is measured
11) Which of the following increases when an object becomes warmer?
A
elastic potential energy
B
nuclear energy
C
thermal energy
12) The energy stored in gasoline is
A
electromagnetic energy
B
mechanical energy
C
chemical energy
13) The total potential and kinetic energy of all the microscopic particles in an object make up its
A
nuclear energy
B
chemical energy
C
thermal energy
14) Walking converts what type of energy into mechanical energy?
A
nuclear
B
electromagnetic
C
chemical
15) Nuclear power plants are designed to convert nuclear energy into what type of energy?
A
chemical
B
electrical
C
geothermal
16) Solar cells convert what type of energy into electrical energy?
A
chemical
B
nuclear
C
electromagnetic
17) Which of the following statements is true according to the law of conservation of energy?
A
energy can be converted from one form to another
B
energy cannot be destroyed
C
all of the above
18) If no friction acts on a diver during a dive, then which of the following statements is true?
A
(KE + PE)before = (KE + PE)after
B
the total mechanical of the system increases
C
potential energy can be converted into kinetic energy but not vice versa
19) The mechanical energy of an object equals its
A
kinetic energy plus its potential energy
B
nuclear energy
C
chemical energy plus its nuclear energy
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?