(7 pts) Part c of Question 27

When a cart of mass has a force applied to it for a distance , it will attain a velocity of . If instead a force of  is applied for a distance  to the same cart, what velocity will it have?

Suppose you are talking by interplanetary telephone to a friend, who lives on the Moon. He tells you that he has just won a kilogram of gold in a contest. Excitedly, you tell him that you entered the Earth version of the same contest and also won a kilogram of gold! Who is richer?

(7 pts) Part a of Question 22

You would like to leave Boca Raton at rest to go to Miami and stop, a distance of 100 km. If you could accelerate at for half of your trip and decelerate at for the other half of your trip, how long would it take you to make this trip?

Starting from one oasis, a camel walks 25 km in a direction 30° south of west and then walks 30 km toward the north to a second oasis. What is the direction from the first oasis to the second oasis?

 A particle experiences a potential as a function of position

(7 pts) Part c of Question 22

Shown here is a plot of velocity as a function of time. Over what range of times do we see displacement of zero? Select all that apply.

A pop gun can fire a projectile of mass to a height by firing at a velocity of . If we would like to have the projectile go one third as high, what velocity is required?