All Lessons Forces and Motion

If Darth Vader throws the sith lord down a vent what will happpen

• he will fall until in a straight line unless an outside force acts upon him.

• he will float until he is acted on by an outside force

• he will fly

• he will disentigrate

The force that acts when one object moves past another is called

• Friction

• motion

• gravity

• velocity

When one object applies a force to a second object, that force is called the

• action

• friction

• gravity

• velocity

A moving object's________is how fast its position is changing with time at any moment.

• speed

• velocity

• friction

• direction

The speed of an object together with its direction of travel is called

• velocity

• speed

• direction

• distance

_________is the attractive force between the mass of the earth and the mass of all objects on earth.

• gravity

• push

• pull

• take

When all of the forces on an object cancel one another out, the forces are said to be

• balanced forces

• unbalanced forces

• push

• pull

The tendency of an object to resist a change in its state of motion is called the object's

• inertia

• velocity

• momentum

• weight

A________is a push or pull that acts on an object

• force

• balanced forces

• unbalanced forces

• acceleration

A change in velocity is called ________ This could include speeding up, slowing down, or changing direction.

• acceleration

• inertia

• velocity

• force