Force, Work and Energy

Force, Work and Energy

Part-3

Multiple Choice

Biogas is a _______ energy.

• Non-renewable

• Renewable

• Solar

• Wind

Multiple Choice

The main constituent of biogas is__________.

• Carbondioxide

• Oxygen

• Methane

• Carbonmonoxide

Multiple Choice

What is light?

• Is all around us, and we need it to see.

• Is a force that we need.

Multiple Choice

Which are the two type of light sources?

• Artificial and Natural

• Natural and Invented

• Artificial and Not Artificial

• All of them

Multiple Choice

Which of these are examples of NATURAL sources of light?

• Sun

• Stars

• Lightening

• All of them

Multiple Choice

Which of these are examples of ARTIFICIAL sources of light?

• Lightbulbs

• Neon signs

• Televisions

• ALL of them

Multiple Choice

Click the Luminous Body

Multiple Choice

window is a _____________ object.

• luminous 

• non-luminous 

Multiple Choice

When ALL of the light goes though an object

• Opaque

• Transparent

• Translucent

• Solid

Multiple Choice

The image shows an object that is __________.

• Tranparent

• Translucent

• Opaque

• Torch

Multiple Choice

A stained glass window is ____________.

• Transparent

• Translucent

• Opaque

• Window

Multiple Choice

A lamp shade is ____________.

• Transparent

• Translucent

• Opaque

• Stand

Multiple Choice

A brick wall is ________.

• Transparent

• Translucent

• Opaque

• Strong

Multiple Choice

An object that blocks all of the light from passing through is...

• Transparent

• Opaque

• Clear

• Translucent

Multiple Choice

Light travels through which material?

• Glass

• Wood

• Metal

• cardboard

Multiple Choice

Light travels in _______________.

• Circle

• Curve

• straight line

• zigzag