National Science Day

Which is the most abundant gas in the earth's atmosphere?

• Carbon Dioxide

• Oxygen

• Nitrogen

What is the full form of CFC?

• Chlorofluorocarbon

• Chlorineflurocarbon

• Carbonflurocide

What is the chemical formula of Sulphuric Acid?

• C2H6O

• H2SO4

• H2O2

Which of the following technological developments came first?

• Telephone

• Telegraph

• Telescope

Which one of these things stores electrical energy?

• Battery

• Generator

• Windmill

Which of these is not a fossil fuel?

• Coal

• Oil

• Sunlight

Which of these is a unit of measuring energy?

• Gallon

• Joule

• Kilogram

Why is 28th February celebrated as National Science Day?

• APJ Abdul Kalam was born on this day

• Discovery of the Raman Effect by C.V Raman

• Birth anniversary of C.V Raman

What is the main cause of seasons on the Earth?

• Changes in the amount of energy coming from the sun

• The distance between the Earth and the sun

• The speed that the Earth rotates around the sun

• The tilt of the Earth's axis in relation to the sun

What is the source of energy for producers?

• The earth

• The Wind

• The Sun

• Water