Answer:
speed = distance/time
Step-by-step explanation:
The faster a sound wave travels, the more distance it will cover in the same period of time. If a sound wave were observed to travel a distance of 700 meters in 2 seconds, then the speed of the wave would be 350 m/s.
Answer:
13.949 years
Step-by-step explanation:
Quarterly interest in decimal form = .05/4 = .0125
2 would be double n =periods ( periods/4 = year)
2 = (1+.0125)^n solve for n = 55.79 peiods =13.949 years
Minerals in rock inspired the invention in velcro
Answer:
No
Step-by-step explanation: