Physics Fast Facts

______________ indicates how far an object ends from its initial position, regardless of its total distance traveled.

• Displacement

• Distance

• Position

______________ is displacement divided by the time interval over which that displacement occurred.

• Average velocity

• Instantaneous velocity

• Average speed

• Instantaneous speed

______________ is how fast an object is moving at a specific moment in time with reference to directionality.

• Average velocity

• Instantaneous velocity

• Average speed

• Instantaneous speed

To determine how far from the detector and object is located, look at the _____________ of the position-time graph.

• horizontal axis

• vertical axis

• area under the curve

• slope

To determine how fast an object is moving, look at the _____________ of the position-time graph.

• horizontal axis

• vertical axis

• area under the curve

• slope

To determine which way an object is moving, look at the angle of the _____________ of the position-time graph.

• horizontal axis

• vertical axis

• area under the curve

• slope

A position-time slope like a front slash, /, means an object is _____________ the detector

• moving away from

• moving towards

• not moving in reference to

A position-time slope like a back slash, \, means an object is _____________ the detector

• moving away from

• moving towards

• not moving in reference to

The _______ of a position-time graph gives you the data for the velocity-time graph.

• horizontal axis

• vertical axis

• area under the curve

• slope

To determine how fast something is moving, look at the __________ of the velocity-time graph.

• horizontal axis

• vertical axis

• area under the curve

• slope