Question

Ques 2 Why do we
see lightning before
we hear the
thunder?
(1)
Ques 3. 1 hertz is
equal to
a) 1 vibration
per minute
b) 10
vibrations per minute
c) 60
vibrations per minute
d) 600
vibrations per minute​

Answer 1

Answer:

because light is faster than sound

Answer 2

Explanation:

we see lightning before we hear because light travels faster than sound