9 Light And Sound
Quiz on Light and Sound content covered.
- 1.Sound needs ___________ to vibrate to transmit the wave.
- A.
Particles
- B.
Energy
- C.
Gas
- D.
Liquid
- 2.Sound travels fastest in air because the particles are spread furthest apart.
- A.
True
- B.
False
- 3.In a sound wave, the places where the particles are furthest apart are called the:
- A.
Compresssions
- B.
Rarefactions
- C.
Wavelength
- D.
Amplitude
- 4.What is the correct relationship for the pitch and frequency of sound?
- A.
The higher the pitch, the higher the frequency.
- B.
The lower the pitch, the higher the frequency.
- C.
The higher the pitch, the lower the frequency.
- D.
There is no relationship between pitch and frequency.
- 5.What is the correct relationship between the amplitude of sound and the volume?
- A.
The louder the sound, the smaller the amplitude.
- B.
The louder the sound, the higher the amplitude.
- C.
The quieter the sound, the higher the amplitude.
- D.
There is no relationship between volume and amplitude of sound.
- 6.For transverse and longitudinal waves, the higher the frequency...
- A.
The longer the wavelength
- B.
The shorter the wavelength
- C.
The wavelength remains the same
- 7.Many rays of light make up a beam.
- A.
True
- B.
False
- 8.The Law of Reflection states that the angle of incidence is equal to the angle of reflection.
- A.
True
- B.
False
- 9.Ray boxes in Science are used to _________ the path of light.
- 10.A concave mirror causes the light to diverge.
- A.
True
- B.
False
- 11.Refraction of light occurs because the _______ of light changes as it goes from one medium to another.
- A.
Angle
- B.
Speed
- C.
Direction
- D.
Frequency
- 12.A diverging lens is one that has a ____________ shape.
- A.
Biconcave
- B.
Biconvex
- C.
Flat
- D.
Irregular
- 13.The clear part of the eye that is attached to the sclera is called the...
- A.
Lens
- B.
Cornea
- C.
Retina
- D.
Pupil
- 14.Which technology relies on mirrors or lenses for an image to be produced?
- A.
Telescope
- B.
Microscope
- C.
Camera
- D.
All of them do
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