un tren va a una velocidad de 18m/s; frena y se detiene en 15 segundos. calcular su aceleracion y la distancia recorrida en ese tiempo

Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.

Iwill give brainliest if you answer right : )

Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz. what wavelength is produced?