1. An out of control train is running down the track at 35 m/s. If the conductor sees a car on the tracks 200 meters front of him. what is the negative acceleration needed to stop and save the car being hit?

hi there!

your question asks at which segment does freezing occur.

since we're talking about water, the freezing point of water will be 32 degrees fahrenheit or below.

hope this ! ~

i don't know that i agree with that but what's the question ?

c) up is the direction the magnetic force is acting on the charge.