Lenses and Visible Light Quiz

[question number = 06.2] What happens to the speed of light waves when they go from air to water?

[question number = 06.6] No refraction takes place if a wave is travelling along which line?

[question number = 06.4] What do we call the boundary between two different mediums?

When moving from air to glass, what will happen to a wave’s speed?

Which factors does the angle of refraction depend on?

When a light wave enters glass or water from the air, does it refract towards or away from the normal line?

[question number = 06.3] Which layer of the Earth’s atmosphere absorbs ultraviolet light?

Match each wave interaction to its effect.

What range of frequencies can humans typically hear?

Select all characteristics of sound waves.

Use some of the following answers to fill in the blanks:
Frequency, vibration, boundary, absorption

Arrange the following waves from fastest to slowest in their speed of travel through a solid.

Select the wave type that can travel through both solids and liquids.

Echo sounding is primarily used for which of the following?

Match each application with the correct wave type.

What happens to an ultrasound wave when it encounters a boundary between two media?

Use some of the following answers to fill in the blanks:
20 Hz, 20 khz, longitudinal, transverse

Use some of the following answers to fill in the blanks:
Intensity, energy, reflection, absorption

Select all factors that make certain waves useful for detecting structures hidden from direct observation.

Select all effects of a wave when it encounters a boundary between two materials.

Which type of waves led to discoveries about the Earth’s internal structure?

Use some of the following answers to fill in the blanks:
Speed, s-waves, liquid, solid, p-waves, g-waves

Match each lens type to its image characteristic.

Use some of the following answers to fill in the blanks:
Refraction, reflection, convex, concave

What is the principal focus of a lens?

[question number = 12.2] Select all correct characteristics of a concave lens.

Use some of the following answers to fill in the blanks:
Wavelength, frequency, colour, reflection

Match each type of reflection to its characteristic.

Arrange the following colours of visible light in order of increasing wavelength.

What is the formula for magnification in a lens?

[question number = 12.1] Select all characteristics of an opaque object.

[question number = 12.3] Use some of the following answers to fill in the blanks:
Black, white, all colours, none