Question

class 6............... ​

Answer 1

Answer:

i think answer is

1. sound

2. mercury

3.vapour

4.honey

i hope you will satisfy from my answer

THANK YOU dear

Answer 2

Answer:

Explanation:

Answers -

1  Sound

2. Mercury

3. Vapour

4. Nitrogen

Explanations -

1.  The other objects are touchable and sound isn't.

2. The rest of the things are gases and is a planet.

3. All others are a state of liquid and this is an example of gas.

4.  all others are useful for human survival and nitrogen is not used much.

Please mark me as the brainliest  :)