When you hang the shape from the pin, it balances around that point. What does this tell you about the distribution of mass about this line

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

Which word expression describes how much to calculate pressure

Which wave is the result of amplification and produces a louder sound