Coour and Light - Fun revision Y8

Red objects appear 'red' because:

• red objects are made from red materials
• red objects absorb red light
• red objects absorb all other colour except red light
• red objects don't reflect any light

Tags

NGSS.MS-PS4-2

What colours is white light made from?

• Orange, Green, Pink, Magenta, Peach, Rose, Lemon
• Red, Orange Yellow, Green, Black, Indigo, Violet
• Red, Orange, Yellow, Green, Blue, Indigo, Violet
• Red, Orange, Yellow, Grey, Blue, Indigo, Violet

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

• A
• B
• C
• D

Tags

NGSS.MS-PS4-2

Why does this the t-shirt appear red and the shorts appear blue?

• The t-shirt reflects red light, the shorts reflect green light, other colours are absorbed.
• The t-shirt reflects blue light, the shorts reflect red light, other colours are absorbed.
• The t-shirt reflects red light, the shorts absorb yellow light, all other colours are reflected
• The t-shirt reflects red light, the shorts reflect blue light, other colours are absorbed.

Tags

NGSS.MS-PS4-2

The pictures shows what a student observed when he looked through a hand lens at a penny.

Which of the following is correct about what happens to light?

• The is absorbed

• The light is reflected

• The light is refracted

• The light is blocked

Refraction occurs when light changes its

• Speed only

• Direction

• Speed and direction

• Speed and color

Which object reflects all wavelengths of light?

• A black cap

• A white board

• a glass

• A mirror

Objects that ABSORB all colors of light will appear _______.

• white
• black
• multi-colored
• gray

Tags

NGSS.MS-PS4-2

This diagram best represents 

• reflection
• refraction
• absorption
• diffusion

Tags

NGSS.MS-PS4-2

Law of reflection state that - The angle of incidence is .................. to the angle of reflection.

• equal
• double
• half

Tags

NGSS.MS-PS4-2