Introduction to Energy - JSS2 Basic technology Past Questions and Answers - page 1
What is energy defined as?
The ability to generate heat
The capacity to do work
The movement of electrons
The transfer of light
Which of the following is an example of mechanical energy?
Sunlight
Electrical Energy
Kinetic energy
Chemical Energy
Which form of energy is associated with temperature and molecular movement?
Electrical Energy
Light energy
Thermal energy
Nuclear energy
What type of energy is stored in the bonds of chemical compounds?
Electrical energy
Light energy
Mechanical energy
Chemical energy
Which renewable energy source relies on the sun's radiation?
Wind energy
Biomass energy
Solar energy
Geothermal energy
Which is an example of a non-renewable energy source?
Wind energy
Solar energy
Coal
Hydroelectric energy
Why is renewable energy considered sustainable?
It can be extracted indefinitely without depletion
It has no environmental impact
It is cheaper than non-renewable energy
It does not require any infrastructure
What role does energy play in transportation?
It provides lighting and heating
It powers vehicles and aeroplanes
It supports manufacturing processes
It powers medical equipment
Which sector consumes the largest share of electricity for lighting, heating, and cooling?
Industry
Agriculture
Residential
Healthcare
What is the primary function of electrical energy?
To produce heat
To power electronic devices
To generate light
To move objects