Physics Multiple Choice

19 Questions  I  By Misstrey
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  • 1. 
    Which of the following is a physical quantity that has a magnitude but no direction?
    • A. 

      Vector

    • B. 

      Frame of reference

    • C. 

      Resultant

    • D. 

      Scalar


  • 2. 
    Multiplying or dividing vectors by scalars results in
    • A. 

      Vectors if multiplied or scalars if divided

    • B. 

      Scalars if multiplied scalars

    • C. 

      Scalars

    • D. 

      Vectors


  • 3. 
    Identify the following quantities as scalar or vector: the mass of an object, the number of leaves on a tree, wind velocity.
    • A. 

      Vector, scalar, scalar

    • B. 

      Vector, scalar, vector

    • C. 

      Scalar, scalar, vector

    • D. 

      Scalar, vector, vector


  • 4. 
    Which of the following is an example of a vector quantity?
    • A. 

      Temperature

    • B. 

      Velocity

    • C. 

      Volume

    • D. 

      Mass


  • 5. 
    Which of the following is a physical quantity that has both magnitude and direction?
    • A. 

      Vector

    • B. 

      Scalar

    • C. 

      Frame of reference

    • D. 

      Resultant


  • 6. 
    Identify the following quantities as scalar or vector: the speed of a snail, the time it takes to run a mile, the free-fall acceleration
    • A. 

      Vector, scalar, scalar

    • B. 

      Scalar, scalar, vector

    • C. 

      Vector, scalar, vector

    • D. 

      Scalar, vector, vector


  • 7. 
    An ant on a picnic table travels 3.0*10^1 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. 

      70 cm

    • C. 

      57 cm

    • D. 

      52 cm


  • 8. 
    For the winter, a duck flies 10.0 m/s due south against a gust of wind with a speed of 2.5 m/s. What is the resultant velocity of the duck?
    • A. 

      -7.5 m/s south

    • B. 

      12.5 m/s south

    • C. 

      7.5 m/s south

    • D. 

      -12.5 m/s south


  • 9. 
    In a coordinate system, a vector is oriented at angle with respect to the x-axis. The y component of the vector equals the vector's magnitude multiplied by which trigonometric function?
    • A. 

      Tan angle

    • B. 

      Cos angle

    • C. 

      Cot angle

    • D. 

      Sin angle


  • 10. 
    In a coordinate system, a vector is oriented at angle with respet to the x-axis. The x component of the vector equals the vector's magnitude multiplied by which trigonometric function?
    • A. 

      Tan angle

    • B. 

      Cos angle

    • C. 

      Cot angle

    • D. 

      Sin angle


  • 11. 
    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. 

      Directrix

    • D. 

      Projectile motion


  • 12. 
    Which of the following does not exhibit  parabolic motion?
    • A. 

      A baseball thrown to home plate

    • B. 

      A frog jumping from land into water

    • C. 

      A flat piece of paper released from a window

    • D. 

      A basketball thrown to a hoop


  • 13. 
    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 hyperbola

    • D. 

      A parabola


  • 14. 
    Which of the following is not an example of projectile motion?
    • A. 

      A volleyball served over a net

    • B. 

      A baseball hit by a bat

    • C. 

      A hot-air balloon drifting toward Earth

    • D. 

      A long jumper in action


  • 15. 
    Which of the following exhibits parabolic motion?
    • A. 

      A space shuttle orbiting Earth

    • B. 

      A leaf falling from a tree

    • C. 

      A stone thrown into a lake

    • D. 

      A train moving along a flat track


  • 16. 
    Which of the following is an example of projectile motion?
    • A. 

      An aluminum can dropped straight down into the recycling bin

    • B. 

      A thrown baseball

    • C. 

      A spaece shuttle being launched

    • D. 

      A jet lifting off a runway


  • 17. 
    Which of the following is a coordinate system for specifying the precise location of objects in space?
    • A. 

      Diagram

    • B. 

      X-axis

    • C. 

      Frame of reference

    • D. 

      Y-axis


  • 18. 
    A piece of chalk is dropped by a teacher walking at a speed of 1.5 m/s. From the teacher's perspective, the chalk appears fall
    • A. 

      Straight down

    • B. 

      Straight backward

    • C. 

      Straight down and forward

    • D. 

      Straight down and backward


  • 19. 
    A passenger on a bus moving east sees a man standing on a curb. From the passenger's perspective, the man appears to
    • A. 

      Move west at a speed that is equal to the bus's speed.

    • B. 

      Move west at a speed that is less than the bus's speed

    • C. 

      Stand still..

    • D. 

      Move east at a speed that is equal to the bus's speed.


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