You put a new battery into your MP3 player and listen to a song. What are the energy transformations taking place in this system?
O A. Kinetic energy to electric energy to sound energy to potential
energy
B. Kinetic energy to potential energy to electric energy to sound
energy
C. Thermal energy to electric energy to kinetic energy to potential
energy
D. Chemical energy to electric energy to kinetic energy to sound
energy

In a load, the load is paralel to the shaft. n a. angular n b. thrust n c radial n d. none of the above

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.

What happens when a rubber rod is rubbed with a piece of fur?