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McCormack-Speed Test

McCormack-Speed & Acceleration

QuestionAnswer
A change in position over time Motion
A change in distance over time Speed
A change in speed over time Acceleration
Speed and direction Velocity
Acceleration due to gravity 9.8 m/s2
Walking south @ 5 mph (mi/hr) is an example of? Velocity
65 Km/hr/sec. an example of? Acceleration
a = Vf – Vi /t Formula for Acceleration
S= D/t Formula for Speed
What type of graph is Distance over time? Speed is
What type of graph is Velocity over time? Acceleration
At 70 Km/hr, how far can you go in 2 hours? 140 Km
How long will it take you to go 210 Km at 70 Km/hr? 3 hours
What is your acceleration from 0-60 mph in 3 seconds? 20 mph/sec. or -20 mph/sec
What happens from 20-30 min. on this graph? Stopped at block 5 for 10 min.
Force can be a __________ or ____________? Force can be a Push or a Pull
The units for Force? Newtons (N)
Forces have both _________ & _______________? Forces have both Size & Direction
Equal Forces working in opposite directions will _________? Subtract, Cancel each other out, Net F = 0
Forces working in the same direction will____________? Add together.
Will a Balanced Force cause an object to move? ______ No
Will an Unbalance Force cause an object to move? ______ Yes
Created by: fmccormack