Answer:
What you do to determine the length of something
Goliath, The Jolly Green and Andre are all examples of this.
Before Google, we actually had to physically look things up in this building full of knowledge.
An utensil used for bread. Also a paper cutter. Used by a thug to take a life, Or wielded by the tamest wife, When used to spread the butter.
Which weighs more? A pound of iron or a pound of feathers?
I run through hills. I veer around mountains. I leap over rivers. And crawl through the forests. Step out your door to find me.