MCQOPTIONS
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MCQOPTIONS
| 1. |
Water pipe bursts due to extreme cold in winter nights because . . . . . . . . . . . . |
| A. | The density of water decreases after it freezes. |
| B. | Water becomes hard after it freezes, so its hardness breaks the pipe. |
| C. | After freezing, the volume of water increases. |
| D. | The metal of the water pipe melts after solidification. |
| Answer» D. The metal of the water pipe melts after solidification. | |