State any 2 effects of a force on the motion of a body

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

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.

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?