ripples on the surface of water.
vibrations in a guitar string.
a Mexican wave in a sports stadium.
electromagnetic waves – eg light waves, microwaves, radio waves.
seismic S-waves.
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Answer:
D is not the a vector quantities
Wavelength = (speed) / (frequency)
Speed of radio = speed of light.
Answer:
gravitational force is a fundamental force and also , it does have a small range and is always an attractive force.
Explanation:
