You are given two same party balloons (one filled with helium and the
second is empty and rolled), the scale, graduated mass of 100 grams, and
a pile of paper clips. show how you would:
• calculate the volume of the balloon (no ruler).
• how many balloons you would need to lift 126lbs science olympian?

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