1. Billy, a mountain goat, is rock climbing on his favorite slope one sunny spring morning when a rock comes hurtling toward him from a ledge 40.0 m above. Billy ducks and avoids injury. a) How fast is the rock traveling when it passes Billy? b) How does this speed compare to that of a car travelig down the highway all the speed limit of 25 m/s (equivalent to 55 mi/h)?
2. How long is Tina, a ballerina, in the air when she leaps straight up with a speed of 1.8 m/s?
3. At six Flags great adventure amusement park in New Jersey, a popular ride known as "free fall" carries passengers up to a height of 33.5 m and drops them to the ground inside a small cage. How fast are the passegengers going at the bottom of this exhilarating journey?
2. How long is Tina, a ballerina, in the air when she leaps straight up with a speed of 1.8 m/s?
3. At six Flags great adventure amusement park in New Jersey, a popular ride known as "free fall" carries passengers up to a height of 33.5 m and drops them to the ground inside a small cage. How fast are the passegengers going at the bottom of this exhilarating journey?