Chapter 1 Lesson 2 Speed and Velocity

Front

The velocity of an object is the same as its speed except that velocity specifies the direction of motion.

Back

true

Front

If you set "cruise control" on your car to 60 mph, your car's instantaneous speed is equal to your constant speed.

Back

true

Front

This graph represents something moving at a constant speed.

Back

true

Tags

NGSS.MS-PS3-1

Front

What colored line represents a moving object with the fastest velocity? Options: red, orange, blue, green

Back

orange

Tags

NGSS.MS-PS3-1

Front

What colored line represents a moving object with the slowest velocity? Options: red, orange, blue, green

Back

green

Tags

NGSS.MS-PS3-1

Front

What colored line represents an object that is stopped and has a velocity of 0 m/s? Options: red, orange, blue, green

Back

red

Tags

NGSS.MS-PS3-1

Front

How can you calculate average speed from a distance-time graph?

Back

Find the slope of the graph using two points.

Front

Which choice is a unit of speed? Options: h/mi, km/h, m^2/s, N \cdot m

Back

km/h

Tags

NGSS.MS-PS3-1

Front

At what number of seconds did the moving object change direction from a positive reference direction to a negative reference direction?

Back

5 s

Tags

NGSS.MS-PS2-2

Front

total distance / total time

Back

average speed