Types of Energy
The Sun and nuclear power plants use this type of energy
Nuclear energy
Which is the smallest planet in our solar system
Mercury
1000 J of energy is input to a system as electrical energy
250 J is converted to useful light energy. How much waste energy is generated?
750 J
Energy generated when electrons move around a circuit
Electrical energy
Kicking a ball
Transfer
Energy produced by the vibration of particles
Sound energy
Is the population of the NT in 2022 closest to
a) 150,000
b) 250,000
c) 350,000
B
1000 J of energy is input to a system as electrical energy
400 J is converted to useful light energy.
How much is energy is wasted?
600 J
Energy stored in the chemical bonds of substances
Chemical energy
Rollercoaster rolling down a slope
Transformation
The energy found in food
Chemical energy
Which band has the most billboard number 1s?
1000 J of energy is input into a system as electrical energy. 650 J is converted to waste (heat).
How many joules of energy is useful?
350 J
When energy is moved from one object to another
Energy transfer
Using your hands to move a stick
Transfer
Energy which travels by waves or particles, particularly electromagnetic radiation
Light (radiant)
What is the capital city of Canada?
Ottowa
Rubbing your hands together to generate warmth – 1000J input (____), 400J useful energy (____), 600J waste (sound).
Fill in the blanks.
Kinetic, heat
When one type of energy is changed into another type
Energy transformation
What is the Law of Conservation of Energy?
Energy can never be created nor destroyed, it can only be transferred or transformed
Energy stored in compressed or stretched objects
Elastic potential energy
Which film won the best picture at the oscars this year?
Anora
A car has a percentage efficiency of 40% - it has an input energy of 800J - what is the useful output energy?
320J
Define the term "energy"
The ability to do work
What types of energy are transformed when a phone is being charged?
Electrical (kinetic) to chemical (potential)