1
A student conducts a simulation of an eclipse as shown in the diagram.
Based on the diagram above, what do the volleyball and the ping-pong ball represent?
| Volleyball | Ping-pong ball | |
| A | The Earth | The Moon |
| B | The Sun | The Moon |
| C | The Sun | The Earth |
| D | The Earth | Mars |
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A
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B
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C
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D