Preliminaries start next week... I've barely started revising, too, because I've had two assignments in the past week and two more to do before exam week. :(
And I have English and Japanese consecutively. Which sucks, because I usually rely on my short term memory to learn a response for...
Displacement is a measure of distance taking direction into account.
E.g.
You walk 2 km from your house. Your distance and displacement from your house is 2 km.
you walk 1km from your house and back, then you have walked 2 km but your displacement is 0km.
I'm pretty sure the answer was...
Use the following information for questions 38 - 39.
A pedigree is a visual representation of the passing on of a set of genes through a family. (or whatever)
A dragon is a winged mythical animal.
:confused: Did anyone need that last pointer?