Forces & Motion Vocabulary: Please help your child to be able to read the word, spell the word, know the definition, and use the word in a sentence.
Simple Machine Vocabulary: Please help your child to be able to read the word, spell the word, know the definition, and use the word in a sentence.
- force - a push or pull
- motion - a change in position
- speed - the measure of how fast something moves over a certain distances
- gravity -the force that pulls objects toward each other
- weight - the measure of the pull gravity on an object
- work - the measure of force that it takes to move an object a certain distance
- simple machines - a tool that helps people do work with few or no moving parts
Simple Machine Vocabulary: Please help your child to be able to read the word, spell the word, know the definition, and use the word in a sentence.
- wheel and axle - simple machine with a center rod, or axle, joined to a wheel
- pulley - simple machine made of a grooved wheel and a rope
- inclined plane - simple machine that is a flat surface with one end higher than the other
- wedge - simple machine with a sides that are inclined
- screw - simple machine made of an inclined plane wrapped around a center post
- lever - simple machine made of a bar that pivots on a fulcrum