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Coaster Car
8th Grade PBIS Vehicles in Motion Learning Set 1
Term | Definition |
---|---|
coast | to move without being continuously pushed or pulled |
chassis | the frame and wheels of a vehicle |
axles | round shafts that connect the opposing wheels of a car |
bearings | structures that help parts move freely |
motion | a change in the position of an object over time |
speed | a measure of how fast an object is traveling; calculated by dividing distance by time (s = d/t) |
force | a push or pull |
propulsion force | a push or pull that causes an object to move |
gravity | the force of attraction between objects; on Earth, gravity pulls objects downward toward Earth’s center |
qualitative data | information describing the qualities of objects observed; but not measured |
quantitative data | information based on measurements or counting |
reference point | an object or location with which the position of a second object is compared over time to determine if the second object is moving |
frame of reference | the view from which you judge the motion of another object |
veer | (noun) a change of direction or course; (verb) to change direction or course |
baseline | a specific value or values that can serve as a basis for comparison |
iteration | a repetition that attempts to improve on a process or product |