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SCience Chap. 1 SMV

Chapter 1 vocab for Science Forces

QuestionAnswer
Motion when an object's distance from another object is changing.
Reference Point A place or object used for comparison to determine if something is in motion.
International System of Units (SI) a system of measurments based on multiples of ten and on established measures of mass, length, and time.
Meter the basic SI unit length
Speed The distance an object travels per unit of time
Velocity the speed and direction of an object in motion.
plates one of the major pieces that make up earth's upper layer.
Acceleration the rate in which velocity changes.
Created by: egtx
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