How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Can you figure out the logic I used to decide the order of the following words:
gun, shoe, spree, door, hive, kicks, heaven, gate, line, den

Why is a river so rich ?

Rob is taller than Edwin, and Jurgen is shorter than Rob.
Of only one of the following statements, we now certainly know it is correct:

A.Edwin is taller than Jurgen
B.Jurgen is taller than Edwin
C.It cannot be determined if Jurgen or Edwin is the tallest.

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.