02.4) Calculate the charge and give the unit when a current of 0.15 A flows around the circuit for
20 seconds.
[3 marks)
02.5) Calculate how much energy is transferred from the
battery in 20 seconds. Use your answer from 02.4.
[2 marks]

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

Using proper grammar, spelling, and punctuation, write at least one 5 sentence paragraph describing 3 ways we use the elements of the electromagnetic spectrum (ems) in our everyday lives.

Four 5-gram blocks of metal are sitting out in the sun and absorb the same amount of heat energy. use the following specific heat capacity data to determine which block will increase its temperature the most.