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Levers and Pulleys
Speed Match Review Game

This game has been played times
The best time ever was at seconds.
The best time today is at seconds.
How To Play:
Drag the squares in the gray area and drop them in the matching squares in the blue area below.
If you drop a square in the correct spot, it will disappear.
If you make a mistake, the square will return to its original spot.
Good luck!

Let's Play Speed Match!

the weight of an object that is being moved
One wheel, which is attached to something high
Fixed and movable pulley
Movable pulley
Crane, weight training machines
fixed pulley
How much easier and faster a machine makes your work.
A pulley
true
True
Yes
true
less
Fulcrum,load,effort
True
- make it easier to pull a rope - change direction of a force - get more mechanical advantage
- Window blinds - Window blinds - Clothesline
true
The load is in the center
Fulcrum
is a wheel with two raised edges so that a rope or a string will run along the wheel without coming off.
The amount of force used to move a load
Movable pulley
The more wheels you use, the less/more force you have to use to lift and object?
Do you have a mechanical advantage when using a fixed pulley or movable pulley?
True or False: In a class 1 lever system the fulcrum is in the middle?
What are the three parts of a lever?
What is mechanical advantage?
In a class 2 lever system is the lever in the middle? Yes or No
Define lever effort
Why is a wheelbarrow and a nutcracker examples of class two levers?
What are the two types of pulley?
In a class 1 lever system the fulcrum is in the middle, true or false?
The pivot or turning point of a lever is called?
A golf club and tweezers are examples of a class 3 lever ,true or flase?
If you wanted to carry bricks what simple machine would you use?
A single fixed pulley system has.. how many wheels and what is it attached to?
Define load
What is one example of a movable pulley?
Scissors and a teeter- totter are class 1 levers, true or false?
Pulleys can be fixed or movable. Which kind of pulley reduces the effort needed to life the load?
Explain what a pulley is- Include the parts of a pulley
In a class 3 lever system the effort is in the middle, true or false?
Name two examples of a fixed pulley
What kind fo pulley can be used to bring a bucket of water up and down from a tree house?
What are two ways pulleys can make life easier

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Here are all the answers:

DescriptionMatch:
Scissors and a teeter- totter are class 1 levers, true or false?True
What is mechanical advantage?How much easier and faster a machine makes your work.
Do you have a mechanical advantage when using a fixed pulley or movable pulley?Movable pulley
Name two examples of a fixed pulley- Window blinds - Window blinds - Clothesline
What are two ways pulleys can make life easier- make it easier to pull a rope - change direction of a force - get more mechanical advantage
What are the two types of pulley?Fixed and movable pulley
A single fixed pulley system has.. how many wheels and what is it attached to?One wheel, which is attached to something high
Pulleys can be fixed or movable. Which kind of pulley reduces the effort needed to life the load?Movable pulley
The more wheels you use, the less/more force you have to use to lift and object?less
Explain what a pulley is- Include the parts of a pulley is a wheel with two raised edges so that a rope or a string will run along the wheel without coming off.
Define lever effortThe amount of force used to move a load
True or False: In a class 1 lever system the fulcrum is in the middle?True
The pivot or turning point of a lever is called?Fulcrum
Define loadthe weight of an object that is being moved
What are the three parts of a lever?Fulcrum,load,effort
What is one example of a movable pulley?Crane, weight training machines
In a class 1 lever system the fulcrum is in the middle, true or false?true
In a class 2 lever system is the lever in the middle? Yes or NoYes
In a class 3 lever system the effort is in the middle, true or false?true
What kind fo pulley can be used to bring a bucket of water up and down from a tree house?fixed pulley
If you wanted to carry bricks what simple machine would you use?A pulley
A golf club and tweezers are examples of a class 3 lever ,true or flase?true
Why is a wheelbarrow and a nutcracker examples of class two levers?The load is in the center