Rihanna sings about American.....
Oxygen
We all should protect our ...........
Environment
What are three states of matter?
Solid, steam, liquid
What is it?
at
What is it?
Socket
...........is the third planet in ...............................
Earth, Solar System
Wha do you need to charge your phone?
Charger
What is it?
pendrive
Wha is it?
Plug
Where can you carry out an experiment?
In laboratory
What is it?
Headphones
What is it?
Remote control
What is it?
Speaker