3.1 use the following units: degree (°), hertz (Hz), metre (m), metre/second (m/s), second (s).
Degrees are the unit of measurement for angles. There are 360 degrees in a full turn/circle.
Hertz are the unit of measurement for frequency.
Metres are a unit of measurement for distance
Metres per second are the unit of measurement for velocity.
Seconds are a measurement of time
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Section 4 b) Summary
The nine types of energy important to learn are: Electrical energy Light Sound Kinetic Nuclear Thermal Gravitational Chemical ...
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4.2 describe energy transfers involving the following forms of energy: thermal (heat), light, electrical, sound, kinetic, chemical, nuclear ... -
3.10 understand that light is part of a continuous electromagnetic spectrum which includes radio, microwave, infrared, visible, ultraviolet... -
Waves can be reflected, refracted and diffracted, whether they're transverse or longitudinal. Sound waves can be measured using a devi...
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