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Ac
Carry out practical investigations into at least two relevant factors.
Provide well-documented information from at least two practical investigations.
Here are some examples and remember you need two investigations ...
- If you are generating a sound, in dB, how loud should it be?
- If you have a buzzer, in Hz, what frequency should it buzz on?
- If you have a buzzer, in seconds, how long should it buzz for?
- If you are measuring a light level, how many LUX do you need?
- If you are measuring a temperature, in degrees, what temperature do you need?
- If you are timing an egg, how long does it take to cook?
- If you are using a thermistor, what is its resistance at temperatures you are interested in?
- If you are using an LDR, what is its resistance at light levels you are interested in?
Here is an example ...
reviseOmatic V3
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