A ball is thrown straight up at 15 m/s. a. How long does it take to reach its highest point?
b. How long does it take to hit the ground?
c. Write an expression for height x as a function of time
t.
d. Graph height x versus t. Label the point of highest
height and the time it reaches the ground.

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.

Amira pulls a 3 pound wagon 4 feet. how much work has she done?