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Motion Review

  •  English    34     Public
    Distance, Displacement, Scalar, Vector, Speed, Rate, Velocity, Acceleration, Graphing Motion
  •   Study   Slideshow
  • Define vector.
    A quantity that includes both magnitude (size) and direction.
  •  5
  • Define scalar.
    A quantity that includes only magnitude (size).
  •  5
  • How can you tell an object has moved?
    The object's position changes compared to a reference frame.
  •  10
  • Which term(s) is(are) scalar: distance, displacement, speed, rate, velocity, acceleration
    distance, speed, rate
  •  15
  • Define distance.
    Total length of an object's path.
  •  5
  • What is displacement?
    An object's ending position compared to its starting point.
  •  10
  • How quickly an object is moving at a certain time is its...
    instantaneous speed
  •  15
  • When does an object's velocity change?
    speed up, slow down, change direction
  •  15
  • What is negative acceleration?
    slowing down
  •  5
  • What is positive acceleration?
    speeding up
  •  5
  • How do you calculate average speed?
    total distance divided by total time
  •  15
  • What is the unit for speed?
    m/s
  •  10
  • What is the unit for distance?
    m (km)
  •  10
  • What is the unit for acceleration?
    m/s/s
  •  10
  • What is the unit for rate?
    m/s
  •  10
  • What is the unit for velocity?
    m/s + direction
  •  15