The answer would be intoduction hope this really helped
Answer:
2.4564 m/s
Explanation:
Number of waves in 1 second

This is the frequency 0.267 Hz
The distance mentioned in the question is the
= Wavelength = 9.2 m
The speed of wave is



The speed of the wave is 2.4564 m/s
Answer:
Melting and frezzing are physical changes
Answer:
Friction force is the force that one object exerts in another when the two rub against each other. Most of the time, friction force opposes the motion of an object.
Explanation: