Simple Machines
Work and Power
vocabulary
Simple Machine Continued
Random
100
A machine that has one moving part.
What is a simple machine?
100
What are the units for Work and Power respectively?
What are Joules and Watts?
100
A wheel and axle and screw are examples of ______.
What are simple machines?
100
A flag pole is an example of this type of simple machine.
What is a pulley?
100
What class lever is a wheelbarrow?
What is a 2nd Class lever?
200
A simple machine that uses a fulcrum.
What is a lever?
200
The work done if someone pushes a car with a force of 300 N and the car does not move.
What is 0 joules?
200
The pivot point of a lever is its _______________.
What is fulcrum?
200
When you twist on a bottle cap you are using this simple machine.
What is a screw?
200
What class lever would a balance scale be considered?
What is a 1st Class lever?
300
A sharp, moving inclined plane.
What is a wedge?
300
A man pushes a box exerting a force of 50 N. The crate moves 10 m. What is the amount of work done?
What is 500 Joules?
300
The rate at which work is done per unit of time is _____.
What is POWER?
300
An ax is an example of a(n)
What is a wedge?
300
Name 2 examples of 1st class levers.
What are seesaws, balance scales, scissors, etc.
400
This simple machine is found in the steering wheel of a car.
What is a wheel and axle?
400
An individual does 99 Joules of work in 3 Seconds. What is the power?
What is 33 watts?
400
Name two simple machines that use inclined planes.
What are the wedge and screw?
400
A seesaw is this type of lever
What is 1st class?
400
This can be found by multiplying the force by the distance.
What is WORK?
500
This is the most simple type of simple machine. Is usually used while stationary.
What is an inclined plane?
500
If a weight lifter presses a 100 N weight, 3 m over his head in 2 seconds, this is the power of the weight lifter.
What is 150 watts?
500
In order for work to occur what two things must happen?
1) A force must be applied. 2) The force applied must be in the direction of the object's motion.
500
Name two simple machines used to make a simple can opener.
What is a lever, wedge, or wheel and axle?
500
This can be by using the formula of work divided by time.
What is POWER?
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