Conservation of Energy

CONSERVATION
OF ENERGY
(3.3)

By Aksh and Arnav

LEARNING OBJECTIVES

Learn that energy can
neither be created or
destroyed

01

Understand that
because energy is

conserved, there is no
increase or decrease in

energy

02

Energy’s law

01

“ energy can neither be created
nor destroyed but can only be
converted from one form to
another”

DIAGRAM

Multiple Choice

60 J = electrical energy -> 30 J Thermal energy and X J Light energy

• 20

• 10

• 35

• 30

Draw

Draw a energy diagram on a car engine using keywords like ( 100% chemical energy in fuel , 25% kinetic energy , 35% thermal and sound energy and 40% chemical energy in exhaust gas)

Open Ended

What is the meaning of Dissipated

Multiple Choice

Choose true or false for the statement that the total energy input to a mobile phone is greater than the total energy output

• True

• False

Multiple Choice

Choose the correct option - The total energy output of a washing machine is greater than the total energy input

• False

• True

• None of the these

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THANKS!