12577979
Descrição
FlashCards por Caitlin Yao, atualizado more than 1 year ago
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Criado por Caitlin Yao
mais de 6 anos atrás
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| Questão | Responda |
| The size of gravitational force depends on... | 1. The masses of the two objects 2. The distance between the masses |
| What are asteroids? | Minor planets or rocks that orbit the sun Vary greatly in size Possibly the rocky remains of a plant that broke apart/failed to form. |
| What is gravitational field strength? | The strength of gravity on a planet/moon. On Earth: approximately 10N/kg On moon: 1.6N/kg |
| What are moons? | Natural objects that orbit around a planet. Non-luminous objects Takes 29.5 days for the Moon to orbit around the Earth Some planets have 1 moon and some more than 1, some has none. |
| What are comets? | They orbit the Sun They are made of dust and ice Have elongated orbits |
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