T/F: It doesn't matter which order you add two vectors together, you will get
the same sum either way.

Which geometrical shape does a 2D
projectile follow?

A man on a treadmill is walking at
1.5 m/s to the left. The treadmill is going at 2 m/s to the right. If you are
standing still, it looks like the man is moving:

Ralph is confused about how his book defined the components of a vector. The
book says, "The components of a vector are the projections of the vector along
the coordinate axes". What can you tell Ralph to help him understand what this
means?