Speed = Distance/Time = 100 km / 4 hours = 100/4 km per hour = 25 kph
Wavelength, because of how it lengths out from the rest.
Answer: More friction
Explanation: The wood would probably splinter, causing even more friction, while the metal would probably smooth the wood out.
Acceleration is the speed of an object speeding up
Whether it is velocity or just speed
Answer:
northern and southern sphere
Explanation:
