1) Which statement describes a vector? a) It has magnitude but no direction b) It has direction but no magnitude c) It has both direction and magnitude d) It has constant magnitude but no direction 2) Is this a scalar quantity or a vector quantity? Wind blowing at 20 knots : a) Scalar b) Vector 3) Which of these is not a vector quantity? a) Displacement b) Time c) Velocity d) Acceleration 4) What is the net force? ---------> 100 N 230 N<------------ a) 30 N to the right b) 230 N to the right c) 130 N to the right d) This is a balanced force 5) What is the SI unit of measurement for force? a) Ibf b) Kilograms c) Newtons d) m/sec² 6) A car moved 60 km East and 90 km West. What is the displacement and the direction? a) 30 km, West b) 60 km. East c) 90 km d) 150 km 7) What is a scalar? a) A quantity described by direction only b) A quantity described by magnitude only c) A quantity described by both a magnitude and a direction d) A quantity with a magnitude of one e) An empty quantity 8) What symbol is typically used to draw a vector? a) Plus sign b) The letter X c) Box d) Arrow e) Hash tag 9) An ant on a picnic table travels 3.0×10 cm eastward, then 25 cm northward, and finally 15 cm westward. What is the magnitude of the ant's displacement relative to its original position? a) 29 cm b) 52cm c) 70 cm d) 57cm 10) Which of the following is the motion of objects moving in two dimensions under the influence of gravity? a) Vertical velocity b) Horizontal velocity c) Projectile motion d) Directrix 11) What is the path of a projectile (in the absence of friction)? a) A wavy line b) Projectiles do not follow a predictable path. c) A parabola d) A hyperbola

Quiz on Scalar vector

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