WorksheetsLight
Total questions: 20
Worksheet time: 45mins
Which of these provides the best explanation for why the pencil appears broken?
The pencil absorbs the light rays that hit it.
Water reflects light rays away from the pencil.
Light rays are bent by the water in the glass.
The surface of the water reflects the light rays.
What makes it possible to see an object when looking through a periscope?
It contains mirrors that reflect the object.
It magnifies small objects so they can be seen.
It absorbs the light rays passing through it.
It separates the light into different colors.
Which of the following types of electromagnetic radiation has the shortest wavelengths?
Infrared
Ultraviolet
Visible light
Radio waves
Which portion has the longest wavelengths?
A
B
C
D
The energy that is radiated to Earth by the Sun includes visible light, infrared radiation, ultraviolet radiation, and other types. These different forms of radiation are distinguished based on what property?
Amplitude
Wavelength
Speed
Intensity
Sunlight is a mixture of electromagnetic waves, ranging from infrared to ultraviolet. Which of the following types of electromagnetic radiation has the longest wavelengths?
Infrared
Ultraviolet
Visible light
Radio waves
Which portion can be detected by the human eye?
A
B
C
D
The larger the amplitude, the less energy
true
false
Compressions are...
associated with transverse waves
associated with longitudinal waves
light waves
visible light
Earthquakes produce
Electromagnetic waves
Thermal Energy Waves
Seismic Waves
None of the above
The number of waves that pass in a given amount of time.
wavelength
wave speed
amplitude
frequency
The phenomena of refraction is occurs when light travels in medium of different ...
Mass
Shapes
Densities
Color
When light travels from air to glass in direction perpendicular to the boundary it
bends towards the normal
Its speed increases
It bends away from the normal
It goes in a straight line
