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11444286
CCI02.03.01.- Star Clusters: Crash Course Astronomy
Description
https://www.youtube.com/watch?v=an4rgJ3O21A&list=PL8dPuuaLjXtPAJr1ysd5yGIyiSFuh0mIL&index=35
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cultura científica 4º eso 2º term
1.- astronomy
Quiz by
PEDRO ÁLVAREZ JIMÉNEZ
, updated more than 1 year ago
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Created by
PEDRO ÁLVAREZ JIMÉNEZ
over 6 years ago
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Resource summary
Question 1
Question
About the orbit of stars, it is true that
Image:
1 (binary/octet-stream)
Answer
Their orbits are all in the same plane
Their orbits are always around the biggest star
None of them
Question 2
Question
How can we know the age of a star cluster?
Image:
2 (binary/octet-stream)
Answer
Observing its color
Observing its size
Observing the number of stars
Question 3
Question
In a globular cluster, what is the name of the part in which appears dispersed stars?
Image:
3 (binary/octet-stream)
Answer
Core
Halo
None of them
Question 4
Question
How do we know globular are older than the other?
Image:
4 (binary/octet-stream)
Answer
It is suppose they were the first bodies to form
Their biggest stars are smaller than the Sun
None of them
Question 5
Question
Why in globulars is less probable to find planets?
Image:
5 (binary/octet-stream)
Answer
They do not contain heavy metals
They are very package
Both are correct
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