Volume

Q.

In thundering and lightning, we see lightning first and hear thunder later because

1. are eyes are better than our ears

2. speed of light is much more than speed of sound

3. our eyes are more sensitive to light

4. speed of sound is much more than speed of light

Q. The density of a 96 g object with a length of 6 cm, breadth 4 cm, and height 2 cm is:

1. 4 g/cc
2. 8 g/cc
3. 6 g/cc
4. 2 g/cc