Answer: 5… I think
Explanation: sorry if I’m wrong.
To find the speed of waves, use this formula!
V = frequency x wavelength
(V is a unit for speed)
Plug in your numbers!
V = 3.7 x 8.4
V = 31.08 m/s
*m/s is meters per second.
Fossils are the preserved remains or traces of animals, plants, and other organisms from the past. Fossils are important evidence for evolution because they show that life on earth was once different from life found on earth today.
Designing and constructing buildings that are made of recycled materials, energy efficient, and economical, is a trend called<span> Green architecture.</span>