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WorksheetsMY QUIZ
Total questions: 11
Worksheet time: 8mins
Name
Class
Date
1.
Actual Mechanical Advantage
a)
Output Force - Input Force
b)
Output Force + Input Force
c)
Output Force / Input Force
d)
Input Force / Output Force
2.
Ideal Mechanical Advantage
a)
IMA = Output force / Input force
b)
IMA = Input force / Output force
c)
IMA = Distance over which input force is applied * Distance over which output force is exerted
d)
IMA = Distance over which input force is applied / Distance over which output force is exerted
3.
efficiency
a)
Efficiency is the ability to accomplish a task quickly.
b)
Efficiency is the ability to accomplish a task with the least amount of resources.
c)
Efficiency is the ability to accomplish a task perfectly.
d)
Efficiency is the ability to accomplish a task with unlimited resources.
4.
mechanical Advantage
a)
Output Force / Input Force
b)
Output Force * Input Force
c)
Input Force / Output Force
d)
Output Force - Input Force
5.
simple machines
a)
Simple machines are only used in advanced engineering projects.
b)
its this one fs if you get it wrong you got a problem
c)
Simple machines have no impact on work efficiency.
d)
Simple machines are complex devices that make work harder by allowing us to apply a larger force over a shorter distance.
6.
Power
a)
Resistance (R)
b)
Power (P)
c)
Voltage (V)
d)
Energy (E)
7.
why is science a thing?
4 lines
8.
define work
a)
Work is the measure of energy transfer that occurs when an object is moved over a distance by an external force.
b)
Work is the process of cooking food.
c)
Work is the amount of rest taken during a break.
d)
Work is the measure of time taken to complete a task.
9.
compare IMA and AMA
a)
IMA is the output force to input force ratio, while AMA is the input force to output force ratio.
b)
IMA and AMA are the same concept with different names.
c)
IMA is the input force to output force ratio, while AMA is the output force to input force ratio.
d)
IMA measures the efficiency of a machine, while AMA measures the speed of a machine.
10.
lever
a)
pulley
b)
lever
c)
screw
d)
wheel
11.
what is a simple machine
a)
A simple machine is a mechanical device that changes the direction or magnitude of a force.
b)
A simple machine is a term used in biology to describe a single-celled organism.
c)
A simple machine is a type of software used for basic calculations.
d)
A simple machine is a complex device that doesn't change the direction or magnitude of a force.
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