Visible Light & the Solar System

larissa.hayden08
Mind Map by larissa.hayden08, updated more than 1 year ago
larissa.hayden08
Created by larissa.hayden08 almost 5 years ago
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Physics Unit 1, Topic 1
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Visible Light & the Solar System
1 P1.1 The Solar System
1.1 observations
1.1.1 radio waves
1.1.2 naked eye
1.1.3 telescopes
1.1.4 photographs
1.1.5 microwaves
1.2 changing ideas
1.2.1 old - geocentric
1.2.2 new - heliocentric
1.3 Galileo
1.3.1 used telescopes & saw 4 moons around Jupiter
1.3.1.1 supported heliocentric model
2 P1.2 Refracting Telescopes
2.1 refraction
2.1.1 speed changes when it goes into a different material
2.1.1.1 changes direction
2.2 lenses
2.2.1 fatter lens=shorter focal length
2.2.1.1 found by focusing rays onto paper
2.2.1.1.1 focal length=distance from lens to paper
2.3 telescopes
2.3.1 objective lens forms image
2.3.2 eyepiece lens magnifies image
3 P1.4 Reflecting Telescopes
3.1 reflection
3.1.1 light bounces off boundary
3.2 telescopes
3.2.1 primary mirror focuses rays
3.2.2 eyepiece lens magnifies image
4 P1.5 Waves
4.1 waves
4.1.1 transfer energy+info not matter
4.1.2 frequency=no. waves passing a point per second
4.2 calculations
4.3 types
4.3.1 longitudinal
4.3.1.1 sound
4.3.1.2 seismic P waves
4.3.1.3 particles travel in same direction as wave
4.3.2 transverse
4.3.2.1 electromagnetic
4.3.2.2 seismic S waves
4.3.2.3 particles travel perpendicularly to wave direction
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