CK-12 Physical Science Concepts - For Middle School

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5.34 INTENSITY ANDLOUDNESS OFSOUND

5.35 FREQUENCY ANDPITCH OFSOUND

5.36 DOPPLEREFFECT

5.37 HEARING AND THEEAR

5.38 HEARINGLOSS

5.39 MUSICALINSTRUMENTS

5.40 ULTRASOUND

5.41 ELECTROMAGNETICWAVES

5.42 WAVE-PARTICLETHEORY

5.43 PROPERTIES OFELECTROMAGNETICWAVES

5.44 ELECTROMAGNETICSPECTRUM

5.45 RADIOWAVES

5.46 MICROWAVES

5.47 LIGHT

5.48 X-RAYS

5.49 GAMMA RAYS

5.50 SOURCES OFVISIBLELIGHT

5.51 ARTIFICIALLIGHT

5.52 VISIBLELIGHT ANDMATTER

5.53 COLOR

5.54 LAW OFREFLECTION

5.55 MIRRORS

5.56 REFRACTION

5.57 LENS

5.58 OPTICALINSTRUMENTS

5.59 VISION AND THEEYE

5.60 VISIONPROBLEMS ANDCORRECTIVELENSES

5.61 ELECTRICCHARGE ANDELECTRICFORCE

5.62 ELECTRICFIELDS

5.63 TRANSFER OFELECTRICCHARGE

5.64 STATICELECTRICITY ANDSTATICDISCHARGE

5.65 ELECTRICCURRENT

5.66 DIRECT ANDALTERNATINGCURRENT

5.67 CHEMICAL ANDSOLARCELLS

5.68 ELECTRICRESISTANCE

5.69 ELECTRICCONDUCTORS ANDINSULATORS

5.70 OHM’SLAW