Earth attracts a person with a gravitational force of 7.0 × 102 newtons. what is the magnitude of the force with which the individual attracts earth?
3.0 × 10² newtons
7.0 × 10² newtons
8.5 × 10² newtons
9.8 × 10² newtons

Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz. what wavelength is produced?

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

In an experiment, how can i change human errors? be specific.