Which colour within the visible light spectrum has the highest frequency and shortest wavelength?
Green
Violet
Red
Which word refers to a material that lets some light through, but not enough for a clear image to form?
Opaque
Translucent
Transparent
Which word is used to describe a light ray being passed through a material?
Transmitted
Absorbed
Reflected
Which of the following does NOT occur when light comes into contact with an opaque material?
The light is transmitted
The light is reflected
The light is absorbed
Green light is shone onto a blue box. Which of the following statements is correct?
The box will appear green
The box will appear blue-green
The box will appear as black
White light is shone onto a red jumper. Which statement is true?
All colours apart from red are reflected so the jumper looks red
Red wavelengths only are absorbed so the jumper appears red
All colours apart from red light are absorbed and red is reflected
Why do some objects appear black?
They reflect all wavelengths
They absorb all wavelengths present
They transmit all wavelengths
Why does the sky appear to be blue?
Clouds reflect the colour of the oceans
Molecules in the atmosphere scatter blue light the most
Molecules in clouds absorb blue light
What name is given to a material that absorbs some wavelengths of visible light and transmits others?
Filter
Lens
What happens when white light passes through a red filter and the light that emerges is then passed through a green filter?
The light that is detected by the eye will appear to be green as the filter will transmit green light only.
The light that is detected by the eye will appear to be red as the filters will transmit red light only.
There will no light transmitted as the red filter transmits red and the green filter will absorb the red light.