Answer the following questions. 8. If the universal gravitational constant was discovered to be larger than the currently accepted value, what impact would that have on Earth's mass? 9. Describe the relationship between the strength of Earth's gravitational field and distance from the center of Earth. fago if the radius of
Answer the following questions. 8. If the universal gravitational constant was discovered to be larger than the currently accepted value, what impact would that have on Earth's mass? 9. Describe the relationship between the strength of Earth's gravitational field and distance from the center of Earth. fago if the radius of
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Transcribed Image Text:**Chapter 7: Gravitation**
**4. Examine the graph in question 3. Which of the lines correctly describes the relationship between gravitational force and mass? Why did you eliminate the other three?**
- **Answer:** Line A, because the bigger the distance the smaller the force.
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**Calculate and fill in the missing values in the table below. The mass of the Sun is 1.99×10³⁰ kg.**
| **Planet** | **Distance from Sun (km)** | **Period (Days)** |
|------------|----------------------------|-------------------|
| Mercury | 5. | 88.0 |
| Venus | 6. | 224.7 |
| Earth | 1.50x10⁸ | 365.2 |
| Mars | 2.28x10⁸ | 687. |
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**Answer the following questions:**
**8. If the universal gravitational constant was discovered to be larger than the currently accepted value, what impact would that have on Earth's mass?**
- **Answer:**
**9. Describe the relationship between the strength of Earth's gravitational field and distance from the center of Earth.**
- **Answer:**
**10. What would happen to the strength of the gravitational field on Earth's surface if the radius of Earth were halved and its mass remained the same?**
- **Answer:** The gravitational field would get about 2 times bigger.
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**Note:** Make sure to understand the conceptual basis of the gravitational force equations and how altering constants or dimensions such as mass, distance, or radius would impact gravitational interactions.
**Chapter 7 - Gravitation**
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