Physics Test 1 355 Questions And Answers

355 Questions | Total Attempts: 49

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Physics Test 1 355 Questions And Answers

Each question is followed by five options lettered A - E. Find out the correct option for each question and shade in pencil, on your sheet, the answer space which bears the same letter as the option you have chosen. Give only ONE answer to each question.


Questions and Answers
  • 1. 
    State newton's second law.
    • A. 

      Acceleration of an object increase with increased force and decreases with decreased motion.

    • B. 

      Acceleration of an object increase with increased force and decreases with decreased acceleration.

    • C. 

      Acceleration of an object increase with increased force and decreases with decreased force.

    • D. 

      Acceleration of an object increase with increased force and decreases with decreased mass.

    • E. 

      Acceleration of an object increase with increased force and decreases with decreased velocity.

  • 2. 
    What is centripetal force?
  • 3. 
    Newton's third law of motion states that for every action there is equal and opposite           . 
  • 4. 
    An example of a system having both kinetic and potential energy would be
    • A. 

      A piece of sugar

    • B. 

      A book rest on the table

    • C. 

      A stretch rubber band

    • D. 

      An object in free fall

  • 5. 
    Kinetic energy is maximum for a roller coaster
    • A. 

      At its highest points

    • B. 

      At its lowest points

    • C. 

      Somewhere in between

    • D. 

      When there's no mass involved

  • 6. 
    According to Einstein, one kilogram of matter would give _____ Joules of energy.
    • A. 

      9.0 × 10^16

    • B. 

      3.24 × 10^17

    • C. 

      11.1 × 10^17

    • D. 

      5.61

  • 7. 
    The capacity to do work
    • A. 

      Electricity

    • B. 

      Kilowatts

    • C. 

      Energy

    • D. 

      Force

  • 8. 
    1 kg-m/sec/sec is equal to
    • A. 

      1 Newton

    • B. 

      1 pound

    • C. 

      1000 Newton

    • D. 

      9.81 kg

  • 9. 
    A truck is chasing a bicycle along a highway. Both have the same momentum. Which of the following is true?
    • A. 

      The truck will eventually overtake the bicycle

    • B. 

      The truck and bicycle have the same speed

    • C. 

      The bicycle will outrun the truck

    • D. 

      The bicycle will overtake the truck

  • 10. 
    What example of Potential Energy is true?
    • A. 

      Moving car

    • B. 

      A book resting on table

    • C. 

      A speeding bullet horizontally

    • D. 

      A water drops on the turbine wheel

  • 11. 
    A crank with a rope,a wheel,and an object can lift the object with ease
    • A. 

      Screw

    • B. 

      Wedge

    • C. 

      Lever

    • D. 

      Pulley

  • 12. 
    A form of energy that is transferred by a difference in temperature
    • A. 

      Electrical energy

    • B. 

      Chemical energy

    • C. 

      Thermal energy

    • D. 

      Potential energy

  • 13. 
    The unit for work
    • A. 

      N-m/sec

    • B. 

      Newton

    • C. 

      Joules

    • D. 

      Watt

  • 14. 
    Physics is defined as:
    • A. 

      The study of plants, animals, and nature

    • B. 

      Develped out of efforts of man trying to explain our physical environment.

    • C. 

      Developed out of efforts of man trying to understand space and astronomy

    • D. 

      Is the science of the human body

  • 15. 
     Name 2 famous physicist:
    • A. 

      Thomas Edison

    • B. 

      Issac Newton

    • C. 

      Galileo Galilei

    • D. 

      Ben Franklin

    • E. 

      Dr. Spock

  • 16. 
    What is the definition of displacement?
    • A. 

      An object that is lost without any scientifically explained reason

    • B. 

      A vector that points from an object's initial position to its funal position and has a magnitude that equals the shortest distance between two points

    • C. 

      A vector that points from an object's initial position to its funal position and has a magnitude that equals the greatest distance between two points

    • D. 

      None of the above

  • 17. 
    What is  the definition of average velocity?
    • A. 

      Average Velocity= displacement ------------------ elapsed time

    • B. 

      Elapsed time= Distance ------------- speed

    • C. 

      Velocity= Elapsed time ----------------- acceleration

    • D. 

      None of the above

  • 18. 
    ______________ does not reveal about the direction of the motion. To describe how fast an object moves and the direction of its motion, we need the vector concept of _____________
  • 19. 
    A plane mirror is?
    • A. 

      Flat

    • B. 

      Refraction

    • C. 

      Acustic

    • D. 

      Normal

    • E. 

      The Index Of Refraction

  • 20. 
    The Line Perpendicular To The Boundary
    • A. 

      Virtual and Erect

    • B. 

      Snell's Law

    • C. 

      Optic Nerve

    • D. 

      Relfection

    • E. 

      Normal

  • 21. 
    An Image From A Distance Less Than The Focal Point
    • A. 

      Virtual and Erect

    • B. 

      Diverging

    • C. 

      Converging

    • D. 

      Iris

    • E. 

      Lens

  • 22. 
    A Device Made Of Glass That Reflects Light
    • A. 

      Lens

    • B. 

      Camera

    • C. 

      Focal Point

    • D. 

      Snell's Law

    • E. 

      Acustics

  • 23. 
    N1 SIN (the ta) 1N2 SIN (the ta) 2
    • A. 

      Focal Point

    • B. 

      Snell's Law

    • C. 

      Diverging

    • D. 

      Index Of Refraction

    • E. 

      Lens

  • 24. 
    Nearsightedness Is Corrected With What Kind Of Lenses?
    • A. 

      Diverging

    • B. 

      Converging

    • C. 

      Optic Nerve

    • D. 

      Focal Point

    • E. 

      Refraction

  • 25. 
    The Blind Spot In The Eye I Caused By This
    • A. 

      Virtual and Erect

    • B. 

      Flat

    • C. 

      Virtual Image

    • D. 

      Lens

    • E. 

      Optic Nerve

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