The diagram shows a tray of marbles being shaken from side to side. as this happens some of the marbles jump out of the tray. explain how the tray of marbles is acting as a model for the evaporation of a liquid.

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

An alien spaceship is 500 m above the ground and moving at a constant velocity of 150 m/s upwards. how high above the ground is the ship after 5 seconds?

Which sections of the heating curve illustrate this process?