Kim took 5 hours to complete a journey with an average speed of 80 km/h. For the first 3 hours, she travelled at an average speed of 60km/h. What was her average speed for the remaining time of the journey ?

1. a net force of 100 newton’s is applied to a wagon for 5 seconds. this causes the wagon to undergo a change in momentum of

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

This is the substance(s) formed in a chemical reaction.