A 75-m m -long train begins uniform acceleration from rest. The front of the train has a speed of 18 m/s m / s when it passes a railway worker who is standing 120 m m from where the front of the train started (see the figure below). What will be the speed of the last car as it passes the worker?

How many hydrogen (h) atoms are in one molecule of sulfuric acid, h2so4? (1 points) 1 2 4 7

Part 1: a magnetic levitation or maglev train rides rails without touching them. explain how this works using your data. include the appropriate magnet drawing in your answer. part 2: two objects are near a bar magnet. one is about 1 cm away, while the other is 6 cm away. compare and contrast the magnetic force that affects each object. use your data to answer the question

When you hold a rectangular object, how does the area of the side that is resting on your hand affect the pressure and the force that the object exerts?