Questions 1-18 of 18 | Page 1 of 1 Question 1 (1 point)
At what point would the roller coaster below have the most potential energy? (TEKS 6.8A)

a
Point Y
b
Point X
c
Point W
d
Point Z
Question 2 (1 point)
If a bicyclist travels 30 kilometers in two hours, her average speed is (TEKS 6.8C)

a
30 km/h
b
2 km/h
c
60 km/h
d
15 km/h
Question 3 (1 point)
A soccer player kicks a ball. The ball rolls in a straight line, slows down, and stops. What can you conclude about the soccer ball?

a
An outside force acted on the soccer ball because its motion stopped.
b
The only force on the soccer ball was the force of the player’s kick.
c
No outside forces acted on the ball because its motion did not change.
d
No net force acted on the ball because the ball did not change directions