Light, Shadows and Reflection_1_3

Which of the following shapes would cast a circular shadow when held in one way and a rectangular shadow when held in another way?

• A) Sphere

• B) Cube

• C) Cone

• D) Cylinder

What role does light play in the process of seeing objects?

• A) Light generates heat.

• B) Light enables us to hear.

• C) Light reflects off objects, making them visible.

• D) Light causes objects to emit sound.

How does a non-luminous object become visible to our eyes?

• A) It emits light by itself.

• B) It absorbs light.

• C) It reflects light.

• D) It produces sound waves.

Which term is used to describe a body that emits light by itself?

• A) Reflective object

• B) Opaque object

• C) Luminous object

• D) Transparent object

What is a non-luminous object?

• A) An object that emits light by itself.

• B) An object that absorbs light.

• C) An object that reflects light.

• D) An object that does not emit light by itself.

What is the primary source of Natural Light?

• A) Candles

• B) Moon

• C) Sun

• D) Light bulbs

What is the main purpose of Artificial Light?

• A) Providing warmth

• B) Illuminating during the day

• C) Lighting up the night

• D) Generating colors

Why does White Light appear white?

• A) It contains all colors of the spectrum.

• B) It lacks color.

• C) Lighting up the night

• D) It absorbs all colors.

What can a prism do with Sunlight or White Light?

• A) Absorb it

• B) Reflect it

• C) Split it into different colors

• D) Diminish its intensity

Which of the following is a Transparent Object?

• A) Wood

• B) Frosted glass

• C) Metal

• D) Water