Speed Velocity & Acceleration

Multiple Choice

What is speed?

• Change of direction over a certain amount of time

• Change of distance over a certain amount of time

• Change of position over a certain amount of time

• Change of direction over a certain distance

Multiple Choice

How is speed measured?

• s=d/t

• s=d x t

• s= d + t

• s= d- t

Multiple Choice

All are measurements of speed EXCEPT....

• miles per hour

• kilometers per hour

• meters per second

• pounds per inch

Stand up. Your teacher will put you into groups.

The oldest person is the timer. The youngest is the walker.

Measure the time it takes to walk from one side of the room to the other.

Calculate your average speed.

Demonstration Time

​Measuring Speed

1 person from your group- trade speed measurements with another group.

Go back to your group and calculate the average speed of the two walkers.

Open Ended

What was your group's speed and what was the average of your group and the neighboring group?

Multiple Choice

Which one refers to speed?

• A car drives 50 miles per hour on a straight road

• A jet plane speeds up for take off.

• The airplane flew 200 miles per hour east for 30 minutes.

• Superman flew 350 miles per hour from Paris to Houston.

Multiple Choice

Which one refers to velocity?

• A car drives 50 miles per hour on a straight road

• A jet plane speeds up for take off.

• The airplane flew 200 miles per hour east for 30 minutes.

• The dog ran 30 meters per minute.