Introduction to Simple Machines

Simple Machines Vocabulary Introduction

Fill in the definitions as you go through the slides on the simple machines vocabulary page. If you dont have access to the page then write them on a sheet of paper.

Simple Machines

Any of several devices with few or no moving parts used to modify motion or amount of force in order to perform work.

Load

The object that is being moved or lifted

Lever

A rod balanced on a fixed point that can help lift a heavy weight with less effort

Pulley

Uses wheels and a rope to raise, lower, or move a load

Wedge

Made of two inclined planes and used to push objects apart

Wheel and Axle

Used to carry loads around easily for long distances with less effort

Inclined Plane

Any slope or ramp that makes it easier to lift something.

Screw

An inclined plane wrapped in a spiral

Work

Work is the amount of force it takes to move an object over a distance.

Mechanical Advantage

The amount of help or advantage gained by using a simple machine

Slope

The steepness or gradient of an inclined plane that provides a mechanical advantage. 

Effort/ Force

An applied force to bring desired change to the position (push or lift) of the load.

Rube Goldberg Machine

A chain reaction-type machine  designed to perform a simple task in an overly complicated way.

Spring Scale

a weighing scale used to measure weight or force,

Ramp

A flat supporting surface tilted at an angle, with one end higher than the other, that helps raise or lower a load.,

Sample Completed Bingo Card

Randomly select a location to write your 15 Vocabulary Words and Free Space. It will be used to play Simple Machines Bingo (I call a definition and you mark the box of the word defined). This will be pasted in your Science Journal (page number is not important at this time)

Poll

Did you fill out the vocabulary pages or write them on a seperate sheet of paper?

• Yes

• No