Makayla is conducting an experiment. she places a large block on the ramp and prepares to time the block as it moves down the ramp. when the block is released, it does not move. makayla places a piece of wax paper between the block and the ramp. this time the block slides easily down the ramp. which of the following best explains the job of the wax paper?

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.