What is the main difference between speed and velocity?

• Speed includes direction, velocity does not.

• Speed and velocity are the same.

• Velocity includes direction, speed does not.

• Speed is a vector, velocity is a scalar.

Which of the following is a scalar quantity?

• Force

• Speed

• Displacement

• Velocity

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NGSS.MS-PS3-1

If a car travels 25 miles per hour east, what type of quantity is this?

• Both

• Vector

• Neither

• Scalar

How is distance different from displacement?

• Displacement includes direction, distance does not.

• Distance includes direction, displacement does not.

• Distance and displacement are the same.

• Distance is a vector, displacement is a scalar.

What does a speed limit sign indicate?

• The maximum velocity allowed

• The maximum speed allowed

• The direction of travel

• The distance to be covered

How do you calculate average speed?

• Total displacement divided by time

• Total distance divided by time

• Total speed divided by time

• Total velocity divided by time

What does a positive velocity indicate?

• Moving forward or up

• Moving backward or down

• Standing still

• Moving in a circle

If you walk 5 blocks forward and 5 blocks back, what is your displacement?

• 15 blocks

• 0 blocks

• 10 blocks

• 5 blocks

In a position vs. time graph, what does the slope represent?

• Distance

• Speed

• Displacement

• Velocity

What does a negative velocity signify?

• Moving backward

• Increasing speed

• Moving forward

• Decreasing speed