1 IGCSE Physics Waves. 2 Lesson 4 – The EM Spectrum Aims: To understand that light is part of a continuous electromagnetic spectrum which includes radio,
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MaxSea International Software editor for marine market MaxSea is distributed in 25 countries Available in 13 languages. 90.000 ships equiped.
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Intro to light - Flame Test Can be used to identify elements. Energy (heat) is used to excite electrons in an atom. Electrons temporarily move from ground.
LIGHT Principles of Physics. Waves created by fluctuating electric and magnetic fields Transverse waves Can travel in a vacuum – do not need a medium.