The SI unit for length or distance is

• foot (ft)
• inch (in)
• mile (mi)
• meter (m)

A vector tells the both the magnitude and the _______________.

• Direction

• Speed

• Scalar

• Velocity

Tags

NGSS.HS-PS3-5

A scalar quantity is always ____________.

• Time

• Number

• Symbol

• Letter

The ratio of distance and time is called ____________.

• Velocity

• Acceleration

• Speed

• Displacement

When a driver steps on the brakes of a car to slow it down it is called

• Positive Acceleration

• Negative Acceleration

• Stopping

• Negative Speed

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

____________is the total movement that you traveled along a path.

• Displacement

• Velocity

• Speed

• Distance

___________________is the overall change of position between your initial position and final position.

• Distance

• Displacement

• Velocity

• Acceleration

The speed that shows how fast an object is moving for an interval of time.

• Instantaneous

• Average

• Velocity

• Total

Tags

NGSS.MS-PS3-1

The speed something is moving at a given instance

• Instantaneous

• Average

• Total

• Speed

True/False A reference frame is the point from which you are looking at an object and its movement.

• True

• False