A. Radio waves
Have the lowest frequencies
acceleration = change in velocity/change in time
so...
a = 20 m/s / 2 seconds
a = 10
hope that helps :)
P.S. found this from Brainly User, sometimes all you have to do is search to find the answer.
^^^^^^^^^^^^^^^^^^^^^^^^^^^
Answer:
It always acurs after a 1st quarter
do you have photo?
Explanation:
Answer:
i know it i know it pick me
Explanation: