Forces and Motion Vocabulary Full List

Collision

The moment when
two objects hit each other.

Effect

A result or change
that happens because
of an event or
process.

Equal

The same in quantity,
size, degree, or value.

Exert

To apply a force.

Force

A push or a pull that
can change the
motion of an object.

Friction

A force between an
object an the surface
is moving over.

Infer

To reach a conclusion
using evidence and
reasoning.

Kinetic Energy

The energy that an
object has because it is moving.

Mass

The amount of
matter that makes up an object.

Matter

Anything that has
mass and takes up
space.

Opposite

Acting or going in
reverse direction.

Pod

A self-contained unit
on an aircraft,
spacecraft, vehicle, or
vessel that can be
detached for a
particular function.

Speed

How fast an object is moving.

Velocity

Speed in a particular
direction.

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