Contents

The ability to do work is called……………….
a) work 
b) energy        
c) heat  
d) force

b

The biggest source of energy is……………….
a) water
b) air               
c) sun  
d) all of these

c

Which of the following is/are the source/s of energy?
a) water
b) oil, gas        
c) coal
d) all of these

d

Generator is a device that converts mechanical energy into…………….
a) electricity energy   
b) hydroelectric power
c) wind power             
d) all of these

a

The electricity generated by conversion of kinetic energy of water is called……...

a) Electricity energy

b) hydroelectric power

c) wind power             

d) all of these

b

The use of wind energy as a source for generating electrical energy is called………
a) electricity energy    
b) hydroelectric power
c) wind power            
d) all of these

c