webpage of a scientist who is trying to sell a new invention
trying to dell = vested interest.
umiversity should be objective impartial
The amplitude of wave-c is 1 meter.
The speed of all of the waves is (12meters/2sec)= 6 m/s.
The period of wave-a is 1/2 second.
Answer:
The velocity of the rocket is 7.8 m/s
Explanation:
Answer:
Gravity, Weak, Electromagnetic and Strong.
