Unit 3 - light and Sound Energy

Match it! Select the correct answer from the pull down...Good luck!

A police car's siren changes in frequency as the car travels away. What happens to the sound's frequency?

Unlike sound, light energy can travel through _____________.

What happens to the intensity of light as you get farther from the light source?

How does the speed of light compare to the speed of sound?

In which medium will sound travel the slowest?

The amplitude of a wave refers to how _____ the wave is.

If you increase the amplitude of a sound wave the sound becomes __________.

A honeybee flaps its wings at 225 flaps per second, a bumblebee flaps its wings at 125 flaps per second, and a mosquito flaps its wings at 600 flaps per second, In terms of pitch which choice aranges them lowest to highest?