Physics · Pressure
Why is it easier to burst a gas-filled balloon with a needle than with a fingernail?
- 1The gas is more reactive with the needle
- 2The fingernail exerts more pressure on the balloon than the needle
- 3The fingernail is longer than the needle
- 4The needle exerts more pressure on the balloon than the fingernail✓
Correct answer
The needle exerts more pressure on the balloon than the fingernail
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