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- 1. Multiple Choice
A car travels 90 meters due north in 15 seconds. Then the car turns around and travels 40 meters due south. What is the magnitude and direction of the car's resultant displacement?40 metres, South50 metres, South50 metres, North40 metres, North - 2. Multiple ChoiceWhich statement describes a vector?It has magnitude but no directionIt has direction but no magnitudeIt has both direction and magnitudeIt has constant magnitude but no
direction - 3. Multiple ChoiceIs this a scalar quantity or a vector quantity?
Wind blowing at 20 knotsScalarVector - 4. Multiple ChoiceIs this a scalar quantity or a vector quantity?
A deer running 15 meters per second due westScalarVector - 5. Multiple ChoiceIf a boomerang is thrown 20 m in a straight line and returns exactly to the spot it was thrown what is its displacement?20m40m0m-20m
- 6. Multiple ChoiceWhich of these is not a vector quantity?displacementtimevelocityacceleration
- 7. Multiple ChoiceWhich of the following quantities are vectors?speed, velocity, accelerationvelocity, acceleration, forceforce, acceleration, masslength, mass, time
- 8. Multiple ChoiceThe _______ of two or more vectors is the sum of the vectors.componentsscalarresultantmagnitude
- 9. Multiple ChoiceWhat is the net force?
100 N 230 N
<------ --------->30 N to the right230 N to the right130 N to the rightThis is a balanced force - 10. Multiple ChoiceWhat is the SI unit of measurement for force?lbfKilogramsNewtonsm/sec^2
- 11. Multiple ChoiceWhat is the x component of the vector given in the diagram?77N92N120N60N
- 12. Multiple ChoiceWhat is the y component of the vector given in the diagram?77N92N120N60N
- 13. Multiple ChoiceA vector is a mathematical structure that has both _______ and _______.direction, magnitudescope, sequencemeat, potatoesscalar, vector
- 14. Multiple ChoiceWhich statement describes a vector?It has magnitude but no directionIt has direction but no magnitudeIt has both direction and magnitudeIt has constant magnitude but no
direction - 15. Multiple ChoiceA car moved 60 km East and 90 km West. What is the displacement and the direction?30 km, West60 km. East90 km150 km
- 16. Multiple ChoiceAn airplane traveling north at 220 meters per second encounters a 50.0-meters-per-second crosswind from west to east.170 m/s214 m/s226 m/s270 m/s
- 17. Multiple ChoiceThe _______ of two or more vectors is the sum of the vectors.componentsscalarresultantmagnitude
- 18. Multiple ChoiceWhat is the magnitude of the resultant?900 Newtons0 Newtons450 Newtons636.40 Newtons
- 19. Multiple ChoiceWhat is the magnitude of the resultant?17.03 m70 m30 m55.60 m
- 20. Multiple ChoiceMs. HK and Ms. Walton were both pushing a car south. Ms. HK pushed with 400 N and Ms. Walton pushed with 500 N. What was their resultant?640.31 N south100 N south900 N south410000 N south
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