What is the energy transformation of this picture
Light to electrical energy
It is the process of changing energy from one form to another.
Energy transformation
Iron and toasters changed ________ energy to _________ energy
Electrical, heat
State the energy transformation
Electrical energy to sound energy
When we run, _________ energy will change to kinetic energy
Chemical
The batteries in a torch has _________energy.
Chemical
State the energy transformation when we watch tv.
Electrical energy ——-> light energy + sound energy
Falling object changes _____________ energy to kinetic energy.
Gravitational potential
When we are cycling, Chemical energy of our body changes into ____________
Mechanical energy
True or False. The Sun is the main source of light and electrical energy.
False
N S T N R I A O T R F O A M
Transformation
State the energy transformation
Electrical to mechanical, sound, heat
Complete the diagram : Chemical energy——-> _____________ + ______________
Chemical energy——-> kinetic energy + heat energy
When we run our hands together, chemical energy in our body is changed to _________ and then to _________.
Kinetic and heat
When a torch is turned on, chemical energy energy will change into ____________ energy and then changed to __________energy.
Electrical, light
Photosynthesis
Light to chemical energy
True or False. Energy can’t change from one form to another.
False
Microwave oven
Electrical to heat, sound, kinetic and light