English

Write a short note on Land Breeze and Sea Breeze.

Advertisements
Advertisements

Question

Write a short note on Land Breeze and Sea Breeze.
Diagram
Advertisements

Solution

The cold air that blows from the land towards the sea during the night, is called a land breeze The cold air that blows from the sea towards the land during the day is known as the sea breeze. These breezes are examples of a natural convection current.

Natural convection currents

shaalaa.com
Anomalous Expansion of Water
  Is there an error in this question or solution?
Chapter 5: Heat and Energy - Exercise [Page 230]

APPEARS IN

Frank Physics Part 1 [English] Class 9 ICSE
Chapter 5 Heat and Energy
Exercise | Q 62 | Page 230

RELATED QUESTIONS

A calorimeter contains 50 g of water at 50°C. The temperature falls to 45°C in 10 minutes. When the calorimeter contains 100 g of water at 50°C, it takes 18 minutes for the temperature to become 45°C. Find the water equivalent of the calorimeter.


What do you understand by the anomalous expansion of water?


Draw a graph between volume and temperature, when 5 cm3 of ice at -10°C is heated to form water at +10°C.


A deep pond of water has its top layer frozen. What will be the likely temperature of water layer at the bottom of the pond?


The following diagrams illustrate three situations involving thermometers which are labeled A, Band C. In each situation the thermometers indicate different readings.

(i) What do you expect the approximate reading of the thermometer B and C would be? Give a reason for your answer.
(ii) How would the readings of A and B help you in calibrating a thermometer?


The following figure shows a metal cylinder, containing boiling water. One half side A is polished and another half, B is painted black. Two thin metal sheets X and Y are painted black and have one rubber stopper fixed with wax on each sheet. These sheets are equidistant from the boiling water (container A, B) as shown in the diagram. What would you expect to happen after a few minutes? Give a reason for your answer.


The temperature of two bodies A and B differ by 1°C. By how much will it differ on a Fahrenheit scale?

At what temperature the density of water is maximum?

Draw a neat and labelled diagram of Hope’s apparatus.


Name the following diagram appropriately.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×