Which of the following is a physical change?
The gas used for filling weather balloons is-
The important ore of aluminium is-
The fuel that is used in modern submarines is -
The nucleus of an atom consists of-
The major component of honey is-
Which one amongst the following is not a Green House gas?
The nucleus of an atom consists of-
The fuel that is used in modern submarines is -
Manganite is an ore/mineral of