Select the correct answer.

What is the average acceleration during the time interval 0 seconds to 10 seconds?

A.
0.5 meters/second2
B.
1 meter/second2
C.
2 meters/second2
D.
3 meters/second2

Which of the following is a true statement about the acceleration ~a of the pendulum bob ~a is equal to the acceleration due to gravity. ~a is perpendicular to the bob’s trajectory. ~a is equal to the instantaneous rate of change in velocity. ~a is tangent to the bob’s trajectory.