VocabularyFlash Cards

ForcesGrade 5

Norwood Elementary Science

CompressionForces moving towards center

of an object

EnergyThe ability to

move an object

Force that

moves a LoadEffort

ForceA push or

a pull

Fulcrum

The hinge,

or pivot point,

for a lever

A force caused by two objects

in contactFriction

GearsWheels with

teeth

Lever

A rigid bar or board with a

pivot point, or a hinge

A slanted surface used to slide or roll an object uphill or

down

Inclined Plane

Load Object moved

PrototypeA model rebuilt

with an improvement

Anything that has mass and takes up space

Matter

PulleyA Wheel with

a groove

TensionForces pulling an object apart

A tool or device, with few moving parts, that makes

a job easier

Simple Machine

WedgeAn object that is

triangular in cross section

WorkWhen a force

moves an object over a distance

A circular frame, with spokes or solid disk, that spins on an axis

Wheel

CompressionForces moving towards center

of an object

EnergyThe ability to

move an object

Force that

moves a LoadEffort