You're filling in for Wily Coyote in a Roadrunner cartoon. You're trying to tip a huge boulder off a cliff and onto the poor bird. You have just enough strength to start the boulder rocking rhythmically back and forth. To make the boulder rock farther and farther, you should only push it forward when it's
A. on the far side of its equilibrium position.
B. rocking away from you.
C. rocking toward you.
D. on your side of its equilibrium position.
Answer:B
You're filling in for Wily Coyote in a Roadrunner cartoon. You're trying to tip a huge boulder off a cliff and onto the poor bird. You have just enough strength to start the boulder rocking rhythmically back and forth. To make the boulder rock farther and farther, you should only push it forward when it's
A. on the far side of its equilibrium position. B. rocking away from you. C. rocking toward you. D. on your side of its equilibrium position.