Energy problem 39

For the movements listed below, determine whether the kinetic energy of the observed bodies increases or decreases.

  • A student rides his bike down the slope and does not brake.

  • An apple is torn off the branch and falls to the ground.

  • A bus is heading towards the station and stops.

  • An aircraft takes off on the runway on take-off.

  • A ball kicked vertically upwards moves towards the highest point.


material editor: Habeeb Adenle