Reference Point

A place or object used for comparison to determine if something is in motion.

• Reference point

• Starting point

• Stationary Object

• Beginning

An object is in _______________if it changes position relative to a reference point.

• the air

• motion

• acceleration

• a state of rest

When measuring how far an object has moved, we measure from what point of a ruler?

• 5

• 10

• 0

• 20

If the bus in the reference point, has the black van moved?

• Yes, because I can see it.

• No, because it is a still picture.

• Yes, the car has move

• Yes, because the front of the van was in front of the bus and now it is passed the front of the bus.

Tags

NGSS.MS-PS2-1

Using the image of the grid, if the reference point is box B, what is the location of box D?

• To the left 2 boxes, up 2 boxes

• To the left 2 boxes, up 1 box

• Up 2 boxes, to the left 1 box

• Up 2 boxes, to the left 3 boxes