A group of bike riders went on a 4-hour trip. During the first 3 hours, they traveled a total of 50. kilometers, but during the last hour, they traveled only 10. kilometers. What was the group's average speed for the entire trip

i think the answer is a, hope this is right, that would be my best guess.

i just did an experiment like this in my science class. also the answer is yes, it will get separated because they are two opposites meaning if they are opposite they can not attract.

hope this .!

so easy. just google the electromagnetic waves and it’ll pop up.

conduction, convection, radiation