Questions

Valentina Tereshkova is the first woman to have flown into space

The first of the four stages of coal formation is lignite coal.

There are four stages of coal formation:

1. Peat,

2. Lignite,

3. Bituminous and

4. Anthracite.

The bacteria has removed a large portion of the other constituents of the plant matter and left around 25 to 34 percent.

Water containing caustic soda cannot be used for drinking

The following are the factors to be considered before deciding the target audience for any advertisements:

•       Age


•       Working class (professionals)


•       Non working class (Retired/Home makers)


•       Socio economic status


•       Region specific


•       Religion/community etc. 

This acceleeration denoted by letter g varies from place to place. Unless stated otherwise, it can be taken 9.8 m/s2.

Water is the important nutrient all organisms need. Humans has almost 60% of their body weight is water. Some organisms have 90% of their body weight is of water.