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7 Cards in this Set

  • Front
  • Back
Define Acceleration.
change in speed or direction
define deceleration
a decrease in speed.
What causes deceleration?
gravity and friction cause deceleration
Define velocity.
speed and direction
Define speed.
distance traveled in a certain amount of time
define metric system
a system of measurement
How would you find the average speed of a bug that moves: Day 1: 4km/h Day 2: 5km/h Day 3: 3 km/h?
Add: 4+5+3. Then divide by 3. 4+5+3=12 12:3=4
Average: add the numbers and divide by how many are in the group.