All About Waves

What is the speed of a wave with a frequency of 10 Hz and a wavelength of 2 meters?

• 5 m/s

• 10 m/s

• 20 m/s

• 30 m/s

What type of wave can travel without a medium?

(a)  

• Mechanical wave

• Sound wave

• Electromagnetic wave
• Water wave

Which of the following is a part of a transverse wave?

• Compression

• Rarefaction

• Crest

• Expansion

What does wave speed depend on?

• Frequency

• Medium

• Amplitude

• Wavelength

What is the term for how many waves go past a point in one second?

• Wavelength

• Frequency

• Amplitude

• Wave speed

Which of the following conditions leads to low diffraction?

• Large obstacle, small wavelength

• Small obstacle, large wavelength

• Large obstacle, large wavelength

• Small obstacle, small wavelength

In the context of wave behavior, what does 'angle in equals angle out' refer to?

• Refraction

• Reflection

• Diffraction

• Absorption

Diffraction is affected by the size of the obstacle and the ______.

• Speed of the wave

• Wavelength

• Frequency

• Amplitude

What happens to a wave when it bounces off a flat surface?

• It refracts

• It reflects

• It diffracts

• It absorbs

The amount of bending in diffraction depends on the size of the obstacle and the ______.

• Speed of the wave

• Wavelength

• Frequency

• Amplitude