MCQOPTIONS
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| 1. |
Which of the following is the latest historic discovery? |
| A. | Sun's core and surface rotate at the same speed |
| B. | Sun's core rotates four times faster than its surface |
| C. | Sun's surface rotates four times faster than its core. |
| D. | Sun's core do not rotate. |
| Answer» C. Sun's surface rotates four times faster than its core. | |