Speed and Acceleration

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1.
1 point
Use the graph on p.23 to answer the following question.

How fast was the car moving from 4-8 seconds?
2.
1 point
A family takes a car trip. They travel for an hour at 80km/h and then 2 hours at 40km/h. What is their average speed during the trip?
3.
1 point
It takes Mary 0.25 hours to drive to school. Her route is 16km long. How fast does Mary travel to get to school?
4.
1 point
Which of the following would not be good to use as a reference point?
5.
1 point
A lizard accelerates from 2m/s to 10m/s in 4 seconds. What is the lizard's average acceleration?
6.
1 point
Which of the following is an example of deceleration?
7.
1 point
The fastest train on Earth, the TGV from France, can travel 320mph. How long will it take this train to travel 1,600 miles?
8.
1 point
Use the distance versus time graph on p.24 to answer the following question.

Which runner won the race?
9.
1 point
Use the graph on p.23 to answer the following question.

What was the speed of the car during the first four seconds?
10.
1 point
Use the graph on p.23 of your textbook to answer the following question.

During which time period was the car moving the fastest?