Create a linear equation for the following data:

Population education helps to make plans and polices for future to lead a happy and prosperous living status. It suggests to the people for appropriate time for marriage, sex,education, appropriate time for gestation ,spacing birth between children, permanent or temporary birth control technique etc. They can make realistic plans for their better future .This leads towards family satisfaction and the life of an individual become happy and prosperous. It also happy and prosperous. It also helps to cultivate positive attitude and good social behaviour.

Step-by-step explanation:

1 ) Write difference between physical and chemical change

ans )

Physical change

1) lt is a temporary change.

2) The change is usually reversible.

Chemical change

1) lt is a permanent change.

2) the change is usually irreversible.

2)Write the properties of solid, liquid,gas.

ans) the properties of solid are :-

1)They have a definite shape.

2)They have a definite volume.

3)They have less inter- molecular space .

The properties of liquid are :-

1)They have a definite volume.

2) They have a indefinite shape .

3) They have more international space.

The properties of gas are :-

1)They have an indefinite shape

2)They have an indefinite volume

3) They have more inter-molecular space1) Write different between physical change and chemical change.?

2) Write the properties of solid , liquid and gas?

3) What is evaporation ? Draw a evaporation process ?

4) What is crystalization?

5) What is sublimation? draw a diagram of sublimation?

6) define solute and solvent ?

7)Define element and compound .With example

8)What is valancy?Write the valancy of NA,K,CA .

9)What is mixture? Write its types with example.

10)What is molecular formula?

11)Write differences between dilute and concentrated solution.

12) write the dif

12/11c

or

12

c

11