5. How much force is needed to stop a 1,400 kg truck pulling up to a stop light if the truck took 4 seconds to stop and was moving at 36 m/s? 6. How much force would be needed for the same truck in question 5 to slam on his breaks and stop in .2 seconds

Ared apple is illuminated by a blue light the apple will appear

Part a constants huck finn walks at a speed of 0.60 m/s across his raft (that is, he walks perpendicular to the raft's motion what is huck's velocity (speed and direction) relative to the river bank? express your answer to three significant figures and include the appropriate units. relative to the shore)

1kg of water needs to recieve 4200j of energy to go from 90 degrees to 91 degrees. what is the specific heat capacity of water? what are the units?