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Description
Flashcards by Haroon Nadeem, updated more than 1 year ago
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Created by Haroon Nadeem
about 8 years ago
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| Question | Answer |
| What is gravity? Gravity is a force that attracts a body towards the centre of the earth, or towards any other physical body having mass. | |
| What are gravitational fields? The region of space surrounding a body in which another body experiences a force of gravitational attraction. | |
| What is the effect of mass? Gravity is a force caused by mass.The bigger the mass , the stronger the gravitational field and the more it attracts other masses nearby. | |
| Effect of distance! The gravitational fields around planets, moons and stars weakens rapidly as you move away from them. | |
| What are solar eclipses? A solar eclipse occurs whenever light from the sun is blocked by the moon, casting a shadow onto Earth. | |
| What is Lunar eclipses? During a lunar eclipse, the Earth blocks light from reaching the moon. |
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