Bits and Bites
An elevator, a clothesline, and a crane are examples of this simple machine.
What is a pulley?
When using a lever, the object being lifted is the ___________.
What is load?
We have a __________ in front of the school; it is an example of a pulley.
What is flagpole?
Using a screw takes (more/less) force than pounding a nail.
What is less?
A wheelchair ramp, a playground slide, and the bottom of the bathtub are examples of this simple machine.
What is an inclined plane?
The part of a lever where force is applied (where you push) is called the ____________.
What is the effort arm?
If you use an inclined plane, you increase the distance you are travelling but don't have to use as much _______________.
What is force or effort?
The pulley uses a grooved ____________ with a rope to lift a load.
What is wheel?
You create a screw when you wrap an ____________ around a rod or pole.
What is an inclined plane?
A stapler, a pair of scissors, and a wheelbarrow are examples of this simple machine.
What is a lever?
The part of a lever where the load is located is called the _______________.
What is resistance arm?
This is a sloping solid used to push something apart or stop movement.
What is a wedge?
This type of pulley stays in place and doesn't move.
What is a fixed pulley?
On s skateboard or bicycle, the _______ rotates on the ________.
What is wheel and axle?
A door handle, a bike pedal, and a ferris wheel are examples of this simple machine.
What is wheel and axle?
On a lever, the point where the rod or bar rests is the _____________.
What is fulcrum?
The inclined plane is a _______________ surface that is higher at one end.
What is flat and/or slanted?
In a moveable pulley, you can lift a heavier load without as much __________.
What is effort or force?
This part of a rolling pin is the axle.
What is the handle?
The bow of a boat, an axe, and a door stopper are examples of this simple machine.
What is a wedge?
In this type of lever, the fulcrum is located between the effort and the load.
What is a first class lever?
This is an example of a wedge; you place it in front of a tire to prevent a vehicle from moving.
What is a chock?
You can see this type of pulley on a sailboat; it is a combination of both fixed and moveable pulleys.
What is block and tackle?
A jar lid, a lightbulb, and a boat propeller are examples of this simple machine.
What is a screw?