Chapter 1 Motion
Chapter 1 Motion-Vocabulary
Terms
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- International System of Units
- A system of measurement based on multiples of ten and on established measures of mass, length, and time.
- Velocity
- Speed in a given direction.
- formula for distance
- d = speed x time
- Reference point
- A place or object used for comparison to determine if an object is in motion.
- Acceleration
- The rate at which velocity changes.
- formula for acceleration
- a = (final velocity - initial velocity) / time
- Speed
- The distance an object travels in one unit of time.
- Meter
- The basic SI unit of length.
- Plate
- One of the major pieces that make up Earth's upper layer.
- formula for speed
- s = distance/time
- Motion
- The state in which one object's distance from another is changing.