4th 9 Weeks Post Test

What do all waves transfer?

• Matter

• Heat

• Electricity

• Energy

What are the two types of waves?

• longitudinal and transverse

• sound and light

Shorter wave lengths can carry more energy. Which of these probably carries the MOST energy:

• Infrared light

• Visible light

• X-rays

• UV light

• Longitdinal Wave
• Transverse Wave

Speed = wavelength x frequency
The speed of a wave on a rope is 50 cm/s and its wavelength is 10 cm. What is the wave's frequency?

• 50 cm/s
• 5 Hz
• 10 cm

• Refraction
• Reflection

• Constructive Interference
• Destructive Interference

In transverse waves, the energy moves

• Up and down

• Side to side

Which of the following best describes the production of sound?

• A.    Occurs from vibrating matter

• B.    Always produced electronically

• C.     Uses transverse waves

• D.    Sound is not produced

    What controls the volume on a wave?

• A.    Amplitude

• B.    Frequency

• C.     Pitch

• D.    Wavelength