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# Describing Motion

### Use to help study for your quiz Describing Motion

Best Reference Point Always look for something that is not going to move like a building or tree.
Reference point for Earth The sun is a good reference point because is help show you that the Earth is moving.
Bad reference point A moving car will make it hard for you to know the direction of motion.
The Car When you are in a car driving everything looks like it is moving except for ____________________.
International System of Units SI is what scientists use for measurement
SI for distance Meters
1000 meters = 1 kilometer
1000 millimeters = ______ m 1 meter
1 meter = ______ cm 100 cm
Motion An object is in __________________ if its position changes relative to another object
Reference point a place or object used for comparison to determine if something is in motion.
Distance the length of the path between two points.
Created by: samir.ezzelarb

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