11 1 point The Hulk can stop a runaway train in 10 seconds. Superman can stop the same train in 3 seconds. Superman is clearly more powerful. Which equation tells us why.
he is more powerful?
PES-mgh
KE-1/2mv?
OPEW
O W=Fxd

Abicycle slows down when the rider applies the brakes. what type of energy transformation is involved in this example? a. kinetic energy into heat energy b. heat energy into potential energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy

Observations show that interstellar clouds can have almost any shape and

In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.