Convert 56,789 mm to km. ( do not include the units in your answer, numbers and decimal points only.)

Asample of a gaseous substance changes into a liquid

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

What is the coefficient of kinetic friction μk between the block and the tabletop?