Tag: science club
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Electromagnetism
Learning objectives: Electricity flowing through a wire creates a magnetic field. An electromagnet can attract or repel a magnet, just like a permanent magnet does. The changing current of a speaker causes the magnetic field in the wire to change, pulling and then pushing the wire toward and then away from the magnet. Special projects:…
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Scientific Notation (Basic science review)
The most important things you need to know about Scientific Notation. Part of the Basic Science Review series.
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Sound
Learning objectives: Understand the difference between longitudinal and transverse waves Know that frequency is measured in units called Hertz, which is abbreviated Hz, which represents the number of cycles/second. Know that humans can hear frequencies from about 20 Hz to 20,000 Hz. Understand that the amplitude of a sound wave determines how loud it is.…
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Amplitude & frequency
A discussion of amplitude and frequency using the motion of a spring and a pendulum as an example
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Timer circuit
Building a 555 timer circuit as an introduction to electronic circuits and using a breadboard.
