light color

Multiple Choice

The material through which the light can't be transmitted .

• Opaque material

• Transparent material

• Translucent material

Multiple Choice

to take in

• emit

• transmit

• reflect

• absorb

Multiple Choice

the ability to make things move or change

• work

• power

• force

• energy

Multiple Choice

Opaque means...

• No light passes through it
• All light passes through it
• Some light passes through it

Multiple Choice

Allows most light through

• eflection
• Refraction
• Translucent
• Transparent

Multiple Choice

Which of the following is transparent?

• desk

• football

• show

• window

Multiple Choice

Which of the following is translucent?

• window

• book

• wax paper

• human

Multiple Choice

Which of the following is opaque?

• water

• wall

• window

Multiple Choice

According to the Law of reflection, a light ray striking a mirror

• continues moving through the mirror in the same direction
• moves into the mirror at a slightly different angle
• bounces off the mirror toward the direction it came from
• bounces off the mirror at the same angle it hits.

Multiple Choice

The ray of light that strikes a reflecting surface is called ________.

• incident ray
• reflected ray
• normal ray
• none of the above

Multiple Choice

Which diagram represents regular reflection?

• A

• B

Multiple Choice

___________________________ occurs when light hits an irregular surface.

• diffuse reflection

• regular reflection

• no reflection

Multiple Choice

Reflection of light waves from a smooth surface is ____.

• diffuse reflection

• irregular reflection

• mirror reflection

• regular reflection

Multiple Choice

___________________________ occurs when light hits a smooth surface.

• diffuse reflection

• regular reflection

• no reflection

Multiple Choice

When does the light is refracted?

• When light travels in a straight line

• When light is bounced

• When light travels in two different mediums

• When light cannot pass through an opaque object

Multiple Choice

When the light passes out of the glass, back into the air

• It bends away from the normal

• It does not bend

• It bends towards the normal

• It continues to be the normal

Multiple Choice

• Reflection
• Refraction

Multiple Choice

White light is made up of ............colours

• 5

• 6

• 7

• 1

Multiple Choice

................. is the range of colors obtained when

white light falls on a prism.

• Gray scale
• Spectrum
• Monochrome
• Rainbow

Multiple Choice

............. a glass or plastic block with triangular

cross-section.

• cube
• prism
• sphere
• pyramid

Multiple Choice

A prism makes white light disperse, forming a spectrum

• True

• False

Multiple Choice

If you see a green leaf on a tree, that means...

• Green is the color being reflected off the leaf.

• Green is the color being absorbed by the leaf.

• All the colors are being reflected off the leaf.

• All the colors are being absorbed by the leaf.

Multiple Choice

Why does an apple look red?

• because it absorbs red light and reflects white light

• because it absorbs red light waves and reflects the others

• because it absorbs all colors of light

• because it reflects red light waves and absorbs the others

Multiple Choice

What color appears when all colors are absorbed?

• black
• red
• white
• violet

Multiple Choice

Which image correctly shows how light would interact with the t-shirt and shorts?

• A
• B
• C
• D

Multiple Choice

When magenta, cyan and yellow pigments overlap, they will create what color?

• Red
• Blue
• White
• Black

Multiple Choice

The three primary colors of light are

• Red, Blue, Yellow
• Pink, Green, Blue
• Violet, Green, Red
• Blue, Green, Red

Multiple Choice

What are the primary colors of the pigment?

• cyan, yellow and magenta
• Red, green and blue
• black and white

Multiple Choice

When you see the color black...

• All colors are reflecting

• All colors are absorbed

• The color blacl is reflecting

• the color black is absorbed