REVIEW: Look at the graph above. Given that speed = total distance / time, calculate the speed
of the object. Show your work in the space below.
2 points
2
Question 3
3.
REVIEW: A kayaker paddles along a river for 4 hours. In that time, she manages to move a total of 20 miles. What is the average speed of the kayak for this trip?
6 points
6
Question 4
4.
What is acceleration? Type a definition for this term in your own words.
4 points
4
Question 5
5.
What is the formula for acceleration? Make sure your answer includes: a, vf (final velocity), vi (initial velocity), and t.
2 points
2
Question 6
6.
A ball begins rolling down a hill. After 5 seconds, its velocity is 10 meters per second. What is the acceleration of the ball?
2 points
2
Question 7
7.
A vehicle brakes from 30 mph to 5 mph over a period of 10 seconds. What is the
vehicles acceleration?
