# Science Words Word Search

Type
Word Search
Description

axle
direction
force
friction
gravity
inertia
lever
machine
motion
pulley
screw
velocity
wedge
weight
wheel
work

## Work and Machines Crossword Puzzle

Type
Crossword
Description

The object that is moved or lifted (known as the output force) Load
The unit used to measure force Newton
The transfer of energy that occurs when a force makes an object move Work
The unit of work Joule
A device that uses energy to perform an activity Machine
The force applied to the machine and the force you exert Input Force
The weight of the object of which force is being exerted to known as the load Output Force
Output force ÷ input force; the number of times a machine multiplies the effort force Mechanical Advantage
Ration of output work done by the machine to input work done on the machine expressed as a percentage Efficiency
A sloping surface that reduces the amount of force required to do work inclined plane
A simple machine that is an inclined plane with one or two sloping sides Wedge
A simple machine that consists of an inclined plane wrapped in a spiral around a cylindrical post Screw
A simple machine consisting of a bar free to pivot about a fixed point called a fulcrum lever
The point on which a lever rests or is supported and on which it pivots Fulcrum
A circular object that revolves on an axle and is fixed below a vehicle or other object to enable it to move easily over the ground wheel
A rod or spindle passing through the center of a wheel or group of wheels. axle
A group of wheels with a rope, chain, or cable running along a groove Pulley
Two or more simple machines that operate together Compound machine
A type of lever that looks like a wheel with teeth gear
The forces that oppose the relative motion of an object through a fluid air resistance
A machine designed to make work easier by increasing the distance and decreasing effort Simple machine
The force which an effort force must overcome in order to do work on an object via a simple machine resistance
a force that acts upon all objects gravity
An influence that causes a free body to undergo acceleration; a push or a pull force
The overall force on an object when all the individual forces acting on it are added together net force
Forces that cause a change in the motion of an object unbalanced forces
Two forces acting in opposite directions on an object, and equal in size balanced forces
The resistance of any physical object to any change in its state of motion inertia
A force that opposes motion friction
measured as a product of an objects mass and velocity momentum

Type
Word Search
Description

potential
kinetic
matter
plasma
gas
liquid
solid
power
work
force
gravity
heat
sound
inertia
wedge
pulley
inclined plane
Screw
Wheel and axle
lever

## simple machines Crossword

Type
Crossword
Description

it has three classes. the classes have to do with load,fulcrum, and effort lever
This simple machine must have a chain , a rope or a belt pulley
This simple machine has two ciruclar objects wheel and axle
What type of simple machine is a ram inclined plane
What type of simple machine is an axe wedge
What is an inclined plane that is wrapped around a cylinder screw
Its made of two or more simple machines compound machine
What type of lever is the fulcrum in the middle first class lever
the work we do on an object input force
work the simple machine does output
what class lever is the load in the middle second class lever
what lever class is the effort in the middle third class lever
What is a pulley with an load on it fixed pulley
What is it called when you make an object move work
what is the equation for work forcexdistance

## Fast and Furious Forces Crossword

Type
Crossword
Description

The rate at which velocity changes acceleration
A bar or shaft on which a wheel turns Axle
Equal forces acting on an object in opposite directions Balanced forces
The angle of movements from the resting point Direction
Distance and direction of an objects change in position of its starting point Displacement
How far an object has traveled Distance
The force of energy that is applied to a machine for the accomplishment of useful work Effort
A push or pull exerted on an object Force
A force that one surface exerts on another when the two surfaces rub against each other Friction
A force that pulls objects toward each other Gravity
A simple machine that is a flat, sloped surface Inclined plane
The tendency of an object to resist any change in its motion Inertia
A simple machine that consists of a rigid bar that pivots about a fixed point Lever
A measure of how much matter is in an object Mass
The number of times a machine increases a force exerted on it (output force/ input force) Mechanical advantage
The product of an object's mass and velocity Momentum
An object's change in position over time when compared with a reference point Motion
The law of inertia, object in motion will stay in motion unless acted upon by an outside force Newton's Law
The location of an object compared to a reference point Position
A simple machine that consists of a wheel over which a rope, chain, or wire passes Pulley
Put something in resting position, as for support or steadying Rest
A simple machine that is an inclined plane wrapped around a central cylinder to form a spiral Screw
Device that can make a tough job easier by enabling a person to apply less force or to apply force in a direction that is easier tomanipulate Simple machine
The distance an object travels per unit of time Speed
Not moving; not changing Stationary
An interval separating two points of this quantity; duration Time
Forces that produce a nonzero net force, which changes and objects motion Unbalanced forces
Speed in a given direction (v=d/t) Velocity
A simple machine that is an inclined plane that moves Wedge
A measure of force Gravity has on an object Weight
A simple machine that consists of two attached circular or cylindrical objects that rotate about a common axis, each one with a different radius Wheel and axle
Force exerted on an best that causes it to move Work

## Force & Motion Word Search

Type
Word Search
Description

Gravity
Friction
Velocity
Weight
Momentum
Speed
Potential energy
Kinetic energy
Newton's third law of motion
Newton's second law of motion
Newton's first law of motion
Law of conversation of mass
balanced force
Net force
Unbalanced force
Action force
Reaction force
Motion
Inertia
Meters per second
Acceleration
Newton
Mass
Force

## Simple Machines Crossword

Type
Crossword
Description

A device that has few parts and make it easier to do a task Simple machine
Has two parts a bar and a fixed point called a galcrum Lever
The object being move by a lever Load
The force used to do wok Effort force
A simple machine with one part a flat slanted surface Inclined plane
Two or more simple machines Compound machine
To inclined planes Wedge
Helps hold things together Screw
Helps to push and pulk loads Wheel and axle
Helps pull things up and down Pulley
A change in distance overtime Speed
Describes the objects speed and direction of motion Velocity
A push or pull Force
Any change over time in the speed or direction of aoving object Acceleration
The tendecy of an object in motion to stay in motion or an object at rest to stay at rest Inertia
A force that works against motion Friction
A force that acts over a distance and pulls all objects together Gravity
Force that cancel each other out when acting together as a single object Balanced forces
Forces thatvare not equal to each other Unbalanced forces
Measuring speed Newton
To move an object some distance Work

## Work and Machines Crossword Puzzle

Type
Crossword
Description

force x distance Work
unit when calculating energy Joule
makes work easier by increasing distance and decreasing force Machine
the effort Input Force
ratio of the force to the force applied to it Mechanical Advantage
useful work produced by a machine Efficiency
example; a ramp Inclined Plane
example; an axe Wedge
a wedge and inclined plane joined together Screw
example; seesaw Lever
where it pivots Fulcrum
example; a tire Wheel
reduces friction Axle
used to balance or move objects Pulley
consists of more than one simple machine Compound Machine
wheels with teeth Gears
can help make work easier Simple Machine

## Forces and Motion Word Search

Type
Word Search
Description

reference point
screw
inclined plane
pulley
wheel and axle
fulcrum
lever
electromagnetic
nuclear
chemical
thermal
energy
potential
kinetic
work
weight
mass
unbalanced
balanced
net force
gravity
friction
pull
push
momentum
action/reaction
deceleration
acceleration
Law of Inertia
Issac Newton
distance
time
speed
displacement
frame of reference
velocity
motion
force

Type
Word Search
Description

axle
fair
force
friction
fulcrum
gears
inclined
lever
motion
plane
science
test
weight
wheel
work

Type
Word Search
Description

power
simple machine
inclined plane
pulley
lever