English

Why are we able to sip hot tea or milk faster from a saucer than a cup?

Advertisements
Advertisements

Question

Why are we able to sip hot tea or milk faster from a saucer than a cup?

Short Answer
Advertisements

Solution

  • A liquid has a larger surface area in a saucer than in a cup. Thus, it evaporates faster and cools faster in a saucer than in a cup.
  • For this reason, we can sip hot tea or milk faster from a saucer than from a cup.
shaalaa.com
  Is there an error in this question or solution?
Chapter 1: Matter in Our Surroundings - Intext question [Page 10]

APPEARS IN

NCERT Science [English] Class 9
Chapter 1 Matter in Our Surroundings
Intext question | Q 16. | Page 10

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

A liquid can change into vapour state at all temperatures.


Wet clothes dry more quickly on a warm dry day than on a cold humid day. Explain.


Why are volatile liquids such as alcohol and spirit stored in tightly closed bottles?


Explain with an example to demonstrates that when a liquid evaporates, it takes heat from its surroundings.


Which produces more severe burns : boiling water or steam ? Why ?


Define the following terms Condensation


If the back of your hand is moistened with alcohol, you will find that it rapidly becomes dry. Why is it that while it is drying, your hand feels cool ?


What is evaporation ? State the various  factors which affect evaporation.


The scientists now say that there are actually five states of matter A, B, C, D and E. The state A has a fixed volume but no fixed shape. The state B can be compressed very easily by applying pressure and state C has a fixed shape as well as a fixed volume. The state D is a mixture of free electrons and ions whereas state E is named after an Indian scientist and a famous physicist.

  1. Name the physical states (i) A (ii) B (iii) C (iv) D, and (v) E
  2. Name one substance belonging to state C which can directly change into vapours on heating. What is this process known as ?
  3. Name one substance which normally belongs to state B but whose solid form changes directly into gaseous state.
  4. Name the most common substance belonging to state A.
  5. Which state of matter makes the sun and other stars to glow ?

How is humidity measured?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×