Question

what type of lens is an air bubble inside the water?

Answer 1

The type of lens is diverging lens or concave lens.

Answer 2

$<marquee><I><B>$
$\underline{\underline{\Huge\mathfrak{Answer:}}}$
$</marquee><I><B>$

It is clearly visible inside water which act as a diverging lens called concave lens because it diverges light.

$<marquee><I>$
$\underline{\underline{\Huge\red\mathfrak{Be Brainly Be Happy}}}$