• FORCE AND MOTION VOCABULARY

    constant - not changing

    direction - the path a moving object follows

    distance - a measure of how far an object moves

    force - a push or a pull

    friction - a force that slows objects down

    gravity - a force that pulls objects toward each other

    inclined plane - a simple machine made of a slanted surface (a ramp)

    lever - a simple machine made of a bar that moves around a fixed point

    mass - the amount of matter in something

    motion - a change in position

    position - an object's location

    pull - a force that moves an object closer to another object

    pulley - a simple machine made of a rope that goes around a wheel

    push - a force that moves an object away from another object

    screw - a simple machine made of a rod with an inclined plane wrapped around it

    simple machine - a tool that makes work easier

    speed - a measure of how fast an object travels

    time - a measure of how long it takes an object to go a distance

    variable - something in an investigation that changes

    wedge - a simple machine made of two inclined planes that are stuck together

    wheel and axle - a simple machine made of a wheel that turns around a rod

    work - using force to move an object

Last Modified on May 22, 2019