Question 15 A body is projected vertically upward from the ground Taking vertica positive and point of projection as origin the sign of displacement of when it is at heighth during upward and downward journey we a Positive positive Positive negative c) Negative negative Negative positive​

If the speed of a particle triples ,by what factor does its kinetic energy increase?

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves

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.