MCQOPTIONS
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| 1. |
It is easy to burst a gas-filled balloon with a needle than with a nail. It is because |
| A. | ail is more longer than needle. |
| B. | ail exerts more pressure than needle on the balloon. |
| C. | eedle exerts more pressure than nail on the balloon. |
| D. | as is reactive with the needle. |
| Answer» D. as is reactive with the needle. | |