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Essay Details:
Essay text:
The temperature will affect the speed of sound depend on the degree.
Background information
When you watch a fire works display you can see that sound travels much more slowly than light. The flash of each explosion is seen before the sound is heard. Also the time difference increases as the fireworks climb higher. In this activity you will measure how fast sound travels through air.
Apparatus Materials
?8?5 Thermometer
?8?5 Stopwatch
?8?5 Tap measure
?8?5 Sound source (example 2 wooden blocks)
?8?5 Ear protection against noise
?8?5 Heavy gloves
Method
1. Find a place can stand at least 50m away from a wall
2...
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