Galaxies
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Éléments de cette leçon
Slide 1 - Diapositive
Slide 2 - Diapositive
Slide 3 - Diapositive
smallest
largest
Slide 4 - Question de remorquage
Slide 5 - Diapositive
Slide 6 - Vidéo
Which of these is NOT found in a galaxy?
A
planet
B
star
C
Universe
D
stellar gas
Slide 7 - Quiz
Slide 8 - Vidéo
Name the galaxy where we live in.
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1:00
Slide 9 - Question ouverte
Which of these shapes best illustrates the galaxy we live in?
A
B
C
Slide 10 - Quiz
Name the closest star to Earth in our galaxy.
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Slide 11 - Question ouverte
Slide 12 - Vidéo
Which of these is the force that holds the parts of a galaxy together?
gravity
electromagnetic force
air resistance force
Slide 13 - Sondage
Slide 14 - Diapositive
Explain why most of the stars we see in the night sky are from our galaxy, not other galaxies.
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3:00
Slide 15 - Question ouverte
Slide 16 - Diapositive
Slide 17 - Vidéo
Some galaxies contain objects called black holes. A black hole is NOT a hole but a solid object. Suggest ONE reason why black holes appear black.
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Slide 18 - Question ouverte
Slide 19 - Diapositive
State one lesson that you've learned today.
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