Waves

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WAVES and Optics

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This presentation corresponds with the unit notes for Mr Kremer's IBMYP Grade 10 Science class unit on waves and ray optics.

Transcript of Waves

WAVES and Optics

WAVES

What is a wave?

What is a medium?

WAVESTravelling waves

transfer energy, but there is no net motion of the

medium!

TRANSVERSE & LONGITUDINAL WAVES

Examples of longitudinal waves?

Examples of transverse waves?

WAVES

EM SPECTRUM18103 msxc

WAVE ANATOMY

WAVE FRONTS

WAVE INTENSITYIntensity = Power received per unit surface

area.

WAVE REFLECTION

FIXED ANCHOR LOOSE ANCHOR

REFLECTION

REFLECTION

REFRACTION

REFRACTION – SNELL’S LAW

v1 sin θ1

v2 sin θ2

DIFFRACTION

http://www.ngsir.netfirms.com/englishhtm/Diffraction.htm

http://www.ngsir.netfirms.com/englishhtm/Diffraction.htm

DOPPLER EFFECT

DOPPLER EFFECT

http://www.sciencejoywagon.com/explrsci/media/soundwav.htm

http://www.sciencejoywagon.com/explrsci/media/soundwav.htm

RED SHIFT & BLUE SHIFT

INTERFERENCE

INTERFERENCE

INTERFERENCE - RESONANCE

OPTICS

OPTICS

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