Two train cars of identical mass 10 Kg each collide and move off in opposite directions. The first car was initially traveling at 2.0 m/sec and the other car was initially at a velocity of 3.0 m/sec left. After the collision, the first car is traveling at a velocity of 2.5 m/sec as it moves to the left. What is the final velocity of the other train that is traveling in the opposite direction?

Fill in the blank. the number of each type of element in the compound (other than 1) is represented by a small number to the right of the element symbol.

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.

Atelevision set that has been running for a while heats up even the air around it. which two laws of thermodynamics could be used to analyze this scenario