Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Machines
Test Description: Quiz on Chapter 7 in Glencoe Physical Science
Instructions: Answer all questions to get your test result.
1) There are ___ types of simple machines.
A
ten
B
three
C
eight
D
six
2) Which of these cannot be done by a machine?
A
multiply energy
B
work
C
change direction of a force
D
multiply force
3) In an ideal machine, the work input ___ work output
A
is less than
B
is greater than
C
is independent of
D
is equal to
4) The ___ of a machine is the number of times it multiplies the effort force.
A
efficiency
B
mechanical advantage
C
power
D
resistance
5) To raise a resistance 4 m, the effort rope of a single fixed pulley must move ___.
A
1 m
B
4 m
C
8 m
D
2 m
6) The ideal mechanical advantage of a pulley system in which five ropes support an object is ___
A
2.5
B
25
C
5
D
10
7) In a wheel and axle, the resistance force is usually exerted by the ___.
A
gear ratio
B
pedals
C
larger wheel
D
axle
8) The IMA of an inclined plane 8 m long and 2 m high is ___.
A
4
B
16
C
8
D
2
9) As the efficiency of a machine increases, the ___ of the machine increases.
A
IMA
B
friction
C
work output
D
work input
10) The IMA of an inclined plane can increased by ___.
A
increasing the height
B
making its surface smoother
C
increasing the length
D
decreasing the length
*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?