Answer:
3km/h
Explanation:
Speed equal to distance /time
Answer:
False
Step-by-step explanation:
The trough-to-trough distance is the <em>wavelength</em> (λ) of a wave.
The <em>amplitude</em> (a) of a wave is half the peak-to-trough distance. It is also the distance from the trough to the rest position.
Answer:
Long-term condition of the atmosphere
Explanation: