EVS Flip Session

The tendency of fluid surfaces to shrink into the minimum surface area possible is known as

• Fluid contraction
• Surface expansion
• Surface tension
• Minimal area effect

Surface tension depends upon the

• The forces of attraction between the particles

• Attraction of solid, liquid or gas in contact

• External environment

• Option 1 and 2

What is surface tension in short?

Who discovered Surface Tension

• Agnes Pockles

• Albert Einstein

• Nelson Mandela

• Issac Newton

When was Surface Tension discovered?

• 2001

• 1891

• 1981

• 1947

Who Helped Agnes Pockels discover Surface Tension

• Modi ji

• Marcus Rayleigh

• Lord Kington

• Lord Rayleigh

What symbol is Surface Tension represented by?

• μ

  
  

• λ

• γ

• ω

Hot water has less Surface Tension.

• TRUE

• FALSE

The tension of the water surface makes the water surface like a ------------------------ for all kinds of insects to walk on.

what helps surface tension form?

• Soap

• Pepper

• Insects

• Molecules