Another name for an inclined plane is a ____________.
What is ramp?
100
Here at school, you could see a pulley on a ______________.
What is flagpole?
100
The wheel and axle is made up of two parts: the wheel that turns on a post, which is called the __________.
What is axle?
200
This force pulls objects toward the center of the earth.
What is gravity?
200
The push or pull that turns a lever is the ____________.
What is force?
200
If you use an inclined plane, the distance is longer, but it takes less _______________.
What is effort?
200
The pulley uses a ____________ and rope to lift a load.
What is wheel?
200
You create a screw when you wrap a ________ into a spiral around a pole.
What is wedge?
300
This is another name for a push or a pull
What is a force?
300
A lever is a board or bar that moves on a _______________.
What is fulcrum?
300
An inclined plane is a simple machine that is a flat surface that is higher at one end. You need to use less ________ to lift a box using this simple machine.
What is force?
300
When you use an axe to split wood, you are using a ________
What is a wedge?
300
Using a screw takes ______________ force than pounding a nail.
What is less?
400
This is what you call an object being lifted or moved.
What is a load?
400
If you increase the load being lifted, you must __________
the force being used to do the work.
What is increase?
400
The inclined plane is a simple machine that is lower on one end and _________________ on the other.
What is higher?
400
In a wedge, force is used to raise an object or _____________ the objects apart.
What is split?
400
In a wheel and axle, the wheel makes a large circular movement, and the axle makes a ____________ movement.
What is smaller?
500
This is caused by two surfaces rubbing together and causes heat
What is friction?
500
When you push down on one side of a lever, the other side ________________
What is goes up?
500
When you move a box up an inclined plane instead of lifting it, you reduce the amount of _______________ that you have to do.
What is work?
500
A ski lift or gondola ride uses _______________ to help the seats move.
What are pullies?
500
If you move something using a wheel and axle instead of dragging it across the ground, you will produce less _____________.