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Physical Science 101 Exam questions and answers Graded A+

latest update

Inertia -measured by mass; property of things to resist change

Weight -the gravitational force exerted on an object

Mass -amount of material that composes an object

Volume -the s
  • Examen

    Physical Science 101 Exam questions and answers Graded A+ latest update Inertia -measured by mass; property of things to resist change Weight -the gravitational force exerted on an object Mass -amount of material that composes an object Volume -the s

  • Physical Science 101 Exam questions and answers Graded A+ latest update Inertia -measured by mass; property of things to resist change Weight -the gravitational force exerted on an object Mass -amount of material that composes an object Volume -the space occupied by an object Newton's First Law -Law of I
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Phys Exam questions and answers Graded A+ latest update

Two billiard balls having the same mass and speed roll toward each other. What is

their combined momentum after they meet?

A) half the sum of their original momentums

B) zero

C) twice the sum of
  • Examen

    Phys Exam questions and answers Graded A+ latest update Two billiard balls having the same mass and speed roll toward each other. What is their combined momentum after they meet? A) half the sum of their original momentums B) zero C) twice the sum of

  • Phys Exam questions and answers Graded A+ latest update Two billiard balls having the same mass and speed roll toward each other. What is their combined momentum after they meet? A) half the sum of their original momentums B) zero C) twice the sum of their original momentums D) need more inform
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PHYS Exam questions and answers Graded A+ latest update

iron filings are induced into alignment depending on external magnetic field (like

polarization) -magnetic field

North, South -magnetic field lines leave_________ pole of magnet and

enter _______
  • Examen

    PHYS Exam questions and answers Graded A+ latest update iron filings are induced into alignment depending on external magnetic field (like polarization) -magnetic field North, South -magnetic field lines leave_________ pole of magnet and enter _______

  • PHYS Exam questions and answers Graded A+ latest update iron filings are induced into alignment depending on external magnetic field (like polarization) -magnetic field North, South -magnetic field lines leave_________ pole of magnet and enter _______ pole of magnet C. both the same -newton's 3rd law -
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Phys Lab Exam questions and answers Graded A+ latest

update

Semipermeable Membrane -Allows certain small molecules (like water,

ions) to pass while blocking large ones.

Dialysis Tubing -Models the cell's phospholipid bilayer but allows passage
  • Examen

    Phys Lab Exam questions and answers Graded A+ latest update Semipermeable Membrane -Allows certain small molecules (like water, ions) to pass while blocking large ones. Dialysis Tubing -Models the cell's phospholipid bilayer but allows passage

  • Phys Lab Exam questions and answers Graded A+ latest update Semipermeable Membrane -Allows certain small molecules (like water, ions) to pass while blocking large ones. Dialysis Tubing -Models the cell's phospholipid bilayer but allows passage based only on size, n
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Phys 1021 Exam questions and answers Graded A+ latest

update

5.1, In the game of tetherball, the struck ball whirls around a pole. In what

direction does the net force on the ball point? -Along the horizontal

component of the tension force. The vertic
  • Examen

    Phys 1021 Exam questions and answers Graded A+ latest update 5.1, In the game of tetherball, the struck ball whirls around a pole. In what direction does the net force on the ball point? -Along the horizontal component of the tension force. The vertic

  • Phys 1021 Exam questions and answers Graded A+ latest update 5.1, In the game of tetherball, the struck ball whirls around a pole. In what direction does the net force on the ball point? -Along the horizontal component of the tension force. The vertical tension balances the weight while the horizontal tension provides the centripetal force. 5.4, Two equal-mass rocks tied to strings are whirled in horizontal circles. The radius of the circle 2 is twice that of circle 1. If the period of mo...
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PHYS 1011 Unit 2 Exam questions and answers Graded A+

latest update

law of conservation of charge

total charge is constant in any process

- objects may b
  • Examen

    PHYS 1011 Unit 2 Exam questions and answers Graded A+ latest update law of conservation of charge total charge is constant in any process - objects may b

  • PHYS 1011 Unit 2 Exam questions and answers Graded A+ latest update law of conservation of charge total charge is constant in any process - objects may b
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PHYS 102 Exam questions and answers Graded A+ latest

update

How do objects become charged?

-Charge transfer (rubbing/contact) (like ball and rod)

-Electrons are transferred from one material to another b/c some materials hold

electrons more strongly
  • Examen

    PHYS 102 Exam questions and answers Graded A+ latest update How do objects become charged? -Charge transfer (rubbing/contact) (like ball and rod) -Electrons are transferred from one material to another b/c some materials hold electrons more strongly

  • PHYS 102 Exam questions and answers Graded A+ latest update How do objects become charged? -Charge transfer (rubbing/contact) (like ball and rod) -Electrons are transferred from one material to another b/c some materials hold electrons more strongly than others (one gains e and becomes - and the other loses e and becomes +) Conductor a material where electric charges can move freely (if u bring a charge obj near a conductor the electrons in
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PHYS 102 Exam questions and answers Graded A+ latest

update

A certain 20- circuit breaker trips when the current in it equals 20 A. What is the

maximum number of 100-W bulbs you can connect in parallel in an ideal 120-V dc

circuit witho
  • Examen

    PHYS 102 Exam questions and answers Graded A+ latest update A certain 20- circuit breaker trips when the current in it equals 20 A. What is the maximum number of 100-W bulbs you can connect in parallel in an ideal 120-V dc circuit witho

  • PHYS 102 Exam questions and answers Graded A+ latest update A certain 20- circuit breaker trips when the current in it equals 20 A. What is the maximum number of 100-W bulbs you can connect in parallel in an ideal 120-V dc circuit witho
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PHYS 102 Final Exam questions and answers Graded A+ latest

update

Mirror equation: when is F positive? -concave mirror

mirror equation: when is F negative? -convex mirror

mirror equation: w
  • Examen

    PHYS 102 Final Exam questions and answers Graded A+ latest update Mirror equation: when is F positive? -concave mirror mirror equation: when is F negative? -convex mirror mirror equation: w

  • PHYS 102 Final Exam questions and answers Graded A+ latest update Mirror equation: when is F positive? -concave mirror mirror equation: when is F negative? -convex mirror mirror equation: w
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PHYS 102 Exam questions and answers Graded A+ latest

update

Electric Potential Energy

the stored energy a charge has based on it's location in an electric field

ΔU = -Wfield = Wext

ΔK + ΔU = 0

Unit: joules

Electric Potential of 2 charges

U
  • Examen

    PHYS 102 Exam questions and answers Graded A+ latest update Electric Potential Energy the stored energy a charge has based on it's location in an electric field ΔU = -Wfield = Wext ΔK + ΔU = 0 Unit: joules Electric Potential of 2 charges U

  • PHYS 102 Exam questions and answers Graded A+ latest update Electric Potential Energy the stored energy a charge has based on it's location in an electric field ΔU = -Wfield = Wext ΔK + ΔU = 0 Unit: joules Electric Potential of 2 charges U = kq1q2 / r Like charges: U + Opp charges: U - As r ->∞, U -> 0 Potential Energy of many charge
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