MCQOPTIONS
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| 1. |
Observe the figure given below. Which of the given statements best explains why the cardboard does NOT fall? |
| A. | The wet cardboard sticks to the glass. |
| B. | Atmospheric pressure acts equally on the glass and on the cardboard. |
| C. | The force of gravity pulling the cardboard is negligible. |
| D. | Air exerts pressure on the cardboard in the upward direction. |
| Answer» E. | |