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Classroom Aid - M81
00:01:02

Classroom Aid - M81
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5 Views · 4 years ago
Classroom Aid - Meteorite Uranium and Lead
00:04:35

Classroom Aid - Meteorite Uranium and Lead
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5 Views · 4 years ago
Classroom Aid - M87 Jet
00:03:26

Classroom Aid - M87 Jet
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5 Views · 4 years ago
Classroom Aid - Radioactivity
00:01:50

Classroom Aid - Radioactivity
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5 Views · 4 years ago
Classroom Aid - NGC 1052
00:01:07

Classroom Aid - NGC 1052
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5 Views · 4 years ago
Classroom Aid - Globular Star Clusters
00:03:11

Classroom Aid - Globular Star Clusters
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5 Views · 4 years ago
Classroom Aid - Galactic Center
00:06:41

Classroom Aid - Galactic Center
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5 Views · 4 years ago
Classroom Aid - Main Sequence Star Lifetimes
00:05:31

Classroom Aid - Main Sequence Star Lifetimes
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5 Views · 4 years ago
Classroom Aid - Luminosity Classes
00:02:21

Classroom Aid - Luminosity Classes
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5 Views · 4 years ago
Classroom Aid - Helix Nebula
00:01:54

Classroom Aid - Helix Nebula
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5 Views · 4 years ago
Classroom Aid - D100 Loosing Gas
00:01:36

Classroom Aid - D100 Loosing Gas
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5 Views · 4 years ago
Classroom Aid - Cosmic Distance and Visible Horizon
00:03:45

Classroom Aid - Cosmic Distance and Visible Horizon
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5 Views · 4 years ago
Classroom Aid - Circumstellar Disk Dust
00:02:40

Classroom Aid - Circumstellar Disk Dust
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5 Views · 4 years ago
Classroom Aid - GRB 190114C
00:01:16

Classroom Aid - GRB 190114C
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5 Views · 4 years ago
Classroom Aid - CMB Radiation
00:01:41

Classroom Aid - CMB Radiation
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5 Views · 4 years ago
Classroom Aid - Hadrons
00:02:01

Classroom Aid - Hadrons
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5 Views · 4 years ago
Classroom Aid - The Trouble with Zero
00:03:21

Classroom Aid - The Trouble with Zero
admin
5 Views · 4 years ago
Classroom Aid - Zeta Geminorum - T Lyrae - Deneb - Mu Cephei
00:02:01

Classroom Aid - Zeta Geminorum - T Lyrae - Deneb - Mu Cephei
admin
5 Views · 4 years ago
Classroom Aid - Giant Impact Hypothesis - xx
00:02:02

Classroom Aid - Giant Impact Hypothesis - xx
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5 Views · 4 years ago
Classroom Aid - The Bohr Atom
00:01:48

Classroom Aid - The Bohr Atom
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5 Views · 4 years ago
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