By studying meteorites which are the most ancient material in space.
Answer:
marblebrainiest plz\c cmarble
Explanation:
Formula for distance is d=st
so for speed is s=d/t
48 km per hour
The answer is negative 14
Frequency of the wave is 2 per second
Explanation:
- Frequency is the number of times waves pass at a particular point of time. Here, time period = 0.5 s
- Frequency is given by the formula
f = 1/T, where f is the frequency and T is the time period
⇒ f = 1/0.5 = 2 per second
