Question

Fill in the blanks:

1. __________.is a method of disposing waste by burying it.


2. The amount of water present in the air is called __________.


3. _________ are used to prevent self – demagnetisation of magnets.


4. In periscope, two plane mirrors are fixed _________to each other.


5. The filament of bulb is made of __________.


6. _________ is a form of energy that gives the sensation of vision.


7. __________ is the distance between elbow to the tip of middle finger.


8. The percentage of nitrogen in air is __________.


9. The SI unit of mass is __________.


10. A long winter sleep is called __________.​

Answer 1

Answer:

1. Dumping is a method of disposing waste by burying it.

2. The amount of water present in the air is called humidity.

3. wooden blocks are used to prevent self – demagnetisation of magnets.

4. In periscope, two plane mirrors are fixed perpendicularly to each other.

5. The filament of bulb is made of tungsten.

6. Light is a form of energy that gives the sensation of vision.

7. Cubit is the distance between elbow to the tip of middle finger.

8. The percentage of nitrogen in air is 78% .

9. The SI unit of mass is Kilogram.

10. A long winter sleep is called hibernation.​

ALL ANSWERS ARE 100% PERFECT

MARK BRAINLIEST