Guiding Questions Worksheet – Alien Galaxies Video
Guiding Questions Worksheet – Alien Galaxies Video
Guiding Questions Worksheet – Alien Galaxies Video
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Name __________________________________________ Period ______ Date ______________________<br />
<strong>Guiding</strong> <strong>Questions</strong> <strong>Worksheet</strong> <strong>–</strong> <strong>Alien</strong> <strong>Galaxies</strong> <strong>Video</strong><br />
1. About how many galaxies are there in our Universe?<br />
2. About how many stars are contained in each galaxy?<br />
3. About how old is our Universe?<br />
4. About how old is our solar system (including the Sun and Earth)?<br />
5. What holds galaxies and solar systems together?<br />
6. Give an analogy that compares the size of our Sun to the size of our galaxy.<br />
7. About how many stars are contained in the Milky Way galaxy?<br />
8. What three space telescopes are used to explore distant galaxies?<br />
9. How is looking deep into the Universe like traveling back in time?<br />
10. What is the nearest large galaxy to our Milky Way galaxy? How far away is it?
11. Name the three types of galaxies.<br />
12. What is found at the center of many large galaxies?<br />
13. Can galaxies collide? Name an example.<br />
14. How do scientists believe that the Universe formed?<br />
15. How big is the Milky Way galaxy? What shape does it have? Is it smaller or larger than average?
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