Simple Machines Flashcard

Front

A catapult is a kind of _____________________.

Back

lever

Front

Wheels are inherently a bunch of _____________________ pivoting around a fulcrum.

Back

levers

Front

Stairways function as a combination of a _____________________ and a ladder.

Back

ramp

Front

A(n) _____________________ is the point around which a lever moves.

Back

fulcrum

Front

Simple machines can help us change the _____________________ and direction of forces.

Back

magnitude

Front

What is a lever?

Back

A simple machine that consists of a rigid bar that pivots around a fixed point called the fulcrum.

Front

What is a fulcrum?

Back

The point around which a lever pivots.

Front

What is a wheel?

Back

A circular object that rotates around an axle, allowing for easier movement.

Front

What is a ramp?

Back

A flat surface that is tilted at an angle to help raise or lower objects.

Front

What is the purpose of simple machines?

Back

To make work easier by changing the magnitude and direction of forces.