Phil Tulga S Math, Science, and Sound Activities

Phil Tulga’s Math, Science, and Sound Activities Name ______Go to http://www.philtulga.com/MSSActivities.html

1. Waves: Sound travels through the air in waves.

Sound is a form of ______. It can travel through gasses, liquids and solids. It cannot travel through ______.

Draw a tuning fork and the sound wave it makes.

This type of wave is a ______or ______wave and is made up of compressions and rarefactions.

3. Waves: Sound waves can be soft or loud.

The softness or loudness of sound is a characteristic of sound known as ______or ______. More ______will move more air molecules and sound louder. The amount of energy in a sound wave is measured in ______.

Use the given Decibel Chart record the decibels of the following sound waves:  Live Rock Music ______ Food Blender ______ Normal Conservation ______ Breathing ______What is the loudest sound described by humans? What is the loudest animal sound?

4. Waves: How fast do sound waves travel?

Sound travels differ speeds in air depending on ______. The higher the temperature of the air the ______the sound.

Rank the speed of sound in the following. 1 is fastest and 3 is slowest.  Air ______ Liquid: ______ Solids: ______

5. Waves: Thunderstorm Stopwatch Activity Sound waves travel through the air at ______. Complete the Thunderstorm Stopwatch Activity. Which travels fastest, light waves or sound waves? ______

6. Frequency: Sounds can be low or high.

The characteristic of sound that describes is low or high sound is called ______or ______.

High pitched sounds have ______frequency.

Low pitched sounds have ______frequency. Frequency is ______per second and is measured in ______.

The shorter the musical instrument (string, tube, wire, etc) the ______the pitch or frequency. The longer the musical instrument, the ______the pitch or frequency.

7. Frequency: Frequency Listening Activity

Humans should be able to hear between ______(lowest) and ______(highest) hertz.

What sounds are you able to hear in the Frequency Listening Activity? ______

8. Frequency: What frequencies can different animals hear?

What animal can hear a lower frequency than humans? ______

Which animals can hear a higher frequency than humans? ______

What is infrasound? Name two animals that can hear in the infrasound range:

What is ultrasound? Name three animals that can hear in the ultrasound range: