Wednesday 6 May 2015

Homework for 4B on 6-5-2015

Subject: Hindi
Learn definition of noun in Hindi from the note-book.

Subject: Science
Write the following points in your science note book, submit the following day.

Respiration:
The process of breathing in and breathing out of air is called respiration.

The Respiratory System:
The organs which take part in respiration form the respiratory system. It consists of the nose, the windpipe and the lungs.

The step wise process of Respiration:

1.   We breathe in air through the nose.
2.    The dust particles in the air are filtered out by the tiny hairs inside the nose.
3.    The dust free air enters the lungs through the trachea or windpipe. The oxygen from air is taken by the blood and carbon dioxide is given out.
4.    Oxygen helps to break down the food absorbed by the body.


Study the `7 signs of life’.  Assessment on 7th May 2015.

Subject: Math
Revise the topics Symmetry, 2D and 3D shapes, Line segment, Circle and tessellations for a review tomorrow, 7th May 2015.

Subject: Social Science
Write two points each in your own words to explain the following:
1. Safety at home
2. Safety in school
3. Safety in the playground
4. Safety on the roads