FUN PD QUIZ

Balloons are filled with?

• Helium

• Nitrogen

• Argon

• Oxygen

Which metal pollutes the air of a big city?

• Cadmium

• Chromium

• Lead

• Copper

Which of the following is the lightest metal?

• Silver

• Lead

• Mercury

• Lithium

One kilometer is equal to how many miles?

• 0.62

• 1.9

• 1.6

• 0.84

How many colors does the sunlight spectrum have?

• 2

• 7

• 9

• 1

Which of the following is an element?

• Sapphire

• Emerald

• Ruby

• Diamond

Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in

India, is used in which of the following domestic products?

• Tube light

• Cooking gas

• Refrigerator

• Television

The mass of an object on the Moon is ________ its mass on Earth.

A rock is thrown vertically upward. At the top of its flight, the net force on the rock is _____

its weight.

According to Aristotle, a heavier object will fall _____ a lighter object.