Final Exam Review

Define vector:

• A quantity that has both magnitude and direction.

• A quantity that has only magnitude.

• A type of scalar measurement.

• A unit of distance.

Define scalar:

• A quantity that has only magnitude and no direction.

• A quantity that has both magnitude and direction.

• A unit of force in physics.

• A device used to measure temperature.

Define distance:

• The total length of the path traveled by an object, regardless of direction.

• The shortest straight line between two points.

• The rate at which an object changes its position.

• The direction in which an object moves.

Define displacement:

• The straight-line distance in a specific direction from the starting point to the ending point.

• The total length of the path traveled regardless of direction.

• The amount of matter in an object.

• The rate at which velocity changes with time.

Distance is a (a)   , displacement is a (b)   .

• Scalar quantity

• Vector quantity

• Magnitude

• Direction

Speed is a (a)   , velocity is a (b)   .

• Scalar quantity

• Vector quantity

• Magnitude

• Direction

A train goes 120 km per hour for 3 hours. How far does it go?

• 360 km

• 40 km

• 123 km

• 90 km

Christine hits a golf ball 800 meters. It travels for 8 seconds. What is its speed?

• 100 m/s

• 6400 m/s

• 100 mi/hr

• 6400 mi/hr

During which segment of the graph is the person traveling fastest?

• Segment AB

• Segment BC

• Segment CD

• Segment DE

Tags

NGSS.MS-PS3-1

During which segment(s) of the graph is the person not moving?

• Segment AB

• Segment BC

• Segment CD

• Segment EF

Tags

NGSS.MS-PS3-1