The material that makes up the medium such as air or water and the temperature.
I think the answer would be T<span>ransverse, Longitudinal, & Surface waves.
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The sun provides a handy benchmark for describing other stars. The mass of this solar system's sun gives us a unit for measuring other stars' masses.
Explanation:
an echo mimics exactly what is said, this is like a mirror because when you look in a mirror every action you make is copied by your reflection
Answer: x = 0.957 m
Explanation:
F = ma
d = ½at²
a = 2d/t²
F = m2d/t²
F = kx
kx = m2d/t²
x = 2md/kt²
x = 2(8.86)(4.36) / (471(0.414²))
x = 0.957036...
