HARD
8th CBSE
IMPORTANT
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It is difficult to cut cloth using a pair of scissors with blunt blades. Explain.
 

Important Questions on Force and Pressure

MEDIUM
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 11 - Force and Pressure>LONG ANSWER QUESTIONS>Q 27

Two rods of the same weight and equal length have different thickness. They are held vertically on the surface of sand as shown in Figure. Which one of them will sink more? Why?

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HARD
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 11 - Force and Pressure>LONG ANSWER QUESTIONS>Q 28
Two women are of the same weight. One wears sandals with pointed heels while the other wears sandals with flat soles. Which one would feel more comfortable while walking on a sandy beach. Give reasons for your answer.
 
MEDIUM
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 11 - Force and Pressure>LONG ANSWER QUESTIONS>Q 29
It is much easier to burst an inflated balloon with a needle than by a finger. Explain.
 
MEDIUM
8th CBSE
IMPORTANT
NCERT Exemplar Science - Class 8>Chapter 11 - Force and Pressure>LONG ANSWER QUESTIONS>Q 30

Observe the vessels A, B, C and D shown in Figure carefully.

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Volume of water taken in each vessel is as shown. Arrange them in the order of decreasing pressure at the base of each vessel. Explain.