Concept explainers
If you were to travel straight up from the core of our galaxy and then look back, you would have a grand view of the Milky Way’s spiral shape. If the distance from the core to the outer edges was
The surface area of the galaxy.
Answer to Problem 1TS
The surface area of the galaxy is
Explanation of Solution
Given info: The distance from the core of the galaxy to the outer edges is
Write the expression for area.
Here,
Substitute
Conclusion:
Therefore, the surface area of the galaxy is
Chapter 34 Solutions
Conceptual Physical Science Explorations
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