MCQOPTIONS
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| 1. |
The atmosphere exerts enormous pressure on us. But we do not feel it because |
| A. | our blood exert a pressure slightly more than that of the atmosphere. |
| B. | we are used to it. |
| C. | our bones are very strong and withstand this pressure. |
| D. | the surface area of our head is very small. |
| Answer» B. we are used to it. | |