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- Multiple ChoicePlease save your changes before editing any questions.A man walks 30 meters South, 25 meters West, 50 meters North, and 15 meters East in 80 seconds. What was his displacement?35.4 meters NW22.4 meters SE119 meters22.4 meters NW
- Multiple ChoicePlease save your changes before editing any questions.A man walks 30 meters South, 25 meters West, 50 meters North, and 15 meters East in 80 seconds. What was his total distance?40 meters22.4 meters30 meters120 meters
- Multiple ChoicePlease save your changes before editing any questions.A man walks 30 meters South, 25 meters West, 50 meters North, and 15 meters East in 80 seconds. What was the average velocity that he traveled?0.44 m/s NW1.5 m/s SW1/5 m/s NW0.28 m/s NW
- Multiple ChoicePlease save your changes before editing any questions.The result of adding two vectors together is called the?independent vectorresultant vectordirectional vectormanipulated vector
- Multiple ChoicePlease save your changes before editing any questions.At the instant a ball is thrown horizontally, an identical ball is dropped from the same height. Which ball hits the ground first? (no air resistance)the horizontally thrown ballthey both hit the ground at the same timethe dropped ball
- Multiple ChoicePlease save your changes before editing any questions.
The diagram represents the path of a car that is driven off a cliff. Neglecting air resistance, the horizontal component of the velocity at A is _______ the horizontal component of the velocity at Bsmaller thangreater thanthe same ascan not be determined - Multiple ChoicePlease save your changes before editing any questions.According to the picture, which points is the speed of the projectile the same?B and EA and EB and DBoth A and E, B and D
- Multiple ChoicePlease save your changes before editing any questions.In the absence of air resistance, the angle at which a thrown ball will go the farthest is?60 degrees45 degrees15 degrees30 degrees
- Multiple ChoicePlease save your changes before editing any questions.The cannon fires at 45 degrees with a set velocity. If the angle of the projectile is raised to 75 degrees, what would happen to the height and range of the projectile's path?The projectile would travel to a greater height and have a longer range.The projectile would travel to a lower height and have a smaller range.The projectile would travel to a greater height and have a smaller range.The projectile would travel to a greater height and have the same range.
- Multiple ChoicePlease save your changes before editing any questions.A ball is thrown straight upward at 20 m/s. With no air resistance, the ball will return to the thrower's hand with a speed of?20 m/s40 m/s80 m/s0 m/s
- Multiple ChoicePlease save your changes before editing any questions.The picture shows two objects that were dropped and recorded with a stroboscopic camera. The best explanation for the results is that object Ahas less air resistancewas dropped from a greater heighthas a smaller massaccelerated more slowly
- Multiple ChoicePlease save your changes before editing any questions.What is the path of a projectile?Wavy lineParabolaHyperbolaProjectiles don't follow a predictable path.
- Multiple ChoicePlease save your changes before editing any questions.Which of the following exhibits parabolic motion?A person diving into a pool from a diving boardA space shuttle orbiting Earth at a constant velocityA leaf falling from a treeA train moving along a flat track
- Multiple ChoicePlease save your changes before editing any questions.Which of the following does NOT exhibit parabolic motion?A frog jumping from land into waterA basketball thrown towards a hoopA flat piece of paper released from a windowA baseball thrown to home plate
- Multiple ChoicePlease save your changes before editing any questions.Which of the following is a physical quantity that has a magnitude but no direction?VectorScalarResultantFrame of Reference
- Multiple ChoicePlease save your changes before editing any questions.Identify the following quantities as scalar or vector: the mass of an object, the number of hairs on a dog, an airplane's velocity.Vector, Scalar, ScalarScalar, Scalar, VectorVector, Scalar, ScalarScalar, Vector, Vector
- Multiple ChoicePlease save your changes before editing any questions.Identify the following quantities as scalar or vector: the speed of a cat, the time it takes to run a marathon, the free-fall acceleration.Vector, Scalar, ScalarScalar, Scalar, VectorVector, Scalar, ScalarScalar, Vector, Vector
- Multiple ChoicePlease save your changes before editing any questions.Which of the following is the best coordinate system to analyze a car traveling northeast from one city to another?Positive x-axis pointing east; positive y-axis pointing southPositive x-axis pointing west; positive y-axis pointing eastPositive x-axis pointing north; positive y-axis pointing southPositive x-axis pointing east; positive y-axis pointing north