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Physics Semester 1, Physics, Exam questions and answers Graded A+ latest update physics -the most basic science that examines the fundamental laws relating matter and energy and is called the "mother" of all sciences. theory -a synthesis
NuevoPhysics Semester 1, Physics, Exam questions and answers Graded A+ latest update physics -the most basic science that examines the fundamental laws relating matter and energy and is called the "mother" of all sciences. theory -a synthesis of a large body of information that encompasses welltested and verified hypotheses about certain aspects of the natural world. force -a push or pull
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Physics Final Exam questions and answers Graded A+ latest update Momentum -Inertia in motion impulse -change in momentum Work -The
NuevoPhysics Final Exam questions and answers Graded A+ latest update Momentum -Inertia in motion impulse -change in momentum Work -The
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Physics Exam questions and answers Graded A+ latest update a. 4.1 +- 0.1 b. 1.37 +- 0.03 c. 1.5 +- 0.01 An electric field between two charged plates accelerates an electron across a distance of 3cm. Over that distance, the electron accelerates from r
NuevoPhysics Exam questions and answers Graded A+ latest update a. 4.1 +- 0.1 b. 1.37 +- 0.03 c. 1.5 +- 0.01 An electric field between two charged plates accelerates an electron across a distance of 3cm. Over that distance, the electron accelerates from rest to 3*107 m/s. a. What is the final kinetic energy of the electron in Joules? Enter your answer as a multiple of 10-16 J You will need to look up the mass of an electron. All electrons have the same mass. b. What is the magnitude of the...
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Physics Exam questions and answers Graded A+ latest update A swan is landing on an icy lake, sliding across the ice and gradually coming to a stop. As the swan slides, the direction of the acceleration is -To the right If you are not wearing a seat bel
NuevoPhysics Exam questions and answers Graded A+ latest update A swan is landing on an icy lake, sliding across the ice and gradually coming to a stop. As the swan slides, the direction of the acceleration is -To the right If you are not wearing a seat belt and the car you are driving hits a fixed barrier, you will hit the steering wheel with some force. This is because -You continue moving even after the car has stopped If you are standing on the floor, motionless, what are the forces that ac...
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Physics Exam questions and answers Graded A+ latest update A swan is landing on an icy lake, sliding across the ice and gradually coming to a stop. As the swan slides, the direction of the acceleration is -To the right If you are not wearing a seat bel
NuevoPhysics Exam questions and answers Graded A+ latest update A swan is landing on an icy lake, sliding across the ice and gradually coming to a stop. As the swan slides, the direction of the acceleration is -To the right If you are not wearing a seat belt and the car you are driving hits a fixed barrier, you will hit the steering wheel with some force. This is because -You continue moving even after the car has stopped If you are standing on the floor, motionless, what are the forces that ac...
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Physics 221 Exam questions and answers Graded A+ latest update Two moving objects have masses m1 and m2, respectively. If m2 = 4m1, and both have the same kinetic energy, which has more momentum? A. Object 1 with mass m1. B. No relationship between k
NuevoPhysics 221 Exam questions and answers Graded A+ latest update Two moving objects have masses m1 and m2, respectively. If m2 = 4m1, and both have the same kinetic energy, which has more momentum? A. Object 1 with mass m1. B. No relationship between kinetic energy and momentum exists. C. Both objects have the same momentum. D. Object 2 with mass m
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PHYSICS 201 How Do Dynamic Study Module Exam questions and answers Graded A+ latest update How do Dynamic Study Modules speed learning? -By adapting to prior knowledge Andy is taking a Dynamic Study Module and answers a question incorrectly. He immed
NuevoPHYSICS 201 How Do Dynamic Study Module Exam questions and answers Graded A+ latest update How do Dynamic Study Modules speed learning? -By adapting to prior knowledge Andy is taking a Dynamic Study Module and answers a question incorrectly. He immediately sees this: However, he doesn't see the Explanation until he after he has answered several more questions. Why do Dynamic Stu
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Physics 161 Exam questions and answers Graded A+ latest update T/F: The work done by the normal force when sliding a book across a level table is zero? True T/F: The forces of friction and gravity are both conservative? False. While gravity is a con
NuevoPhysics 161 Exam questions and answers Graded A+ latest update T/F: The work done by the normal force when sliding a book across a level table is zero? True T/F: The forces of friction and gravity are both conservative? False. While gravity is a conservative force (work done is path-independent), friction is a non-conservative force. T/F: To keep moving in a
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Physics 160 Exam questions and answers Graded A+ latest update speed -the rate at which an object moves. Its units are distance divided by time, such as m/s or km/hr. velocity -the combination of speed and direction of motion; it can be stated as a s
NuevoPhysics 160 Exam questions and answers Graded A+ latest update speed -the rate at which an object moves. Its units are distance divided by time, such as m/s or km/hr. velocity -the combination of speed and direction of motion; it can be stated as a speed i
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Physics 102 Exam questions and answers Graded A+ latest update what is the energy in joules of an X-ray photon with wavelength 7.79E-9m convert the energy to electron volts 2.55E-17J 159ev if you want more penetrating xrays decrease in wavelength
NuevoPhysics 102 Exam questions and answers Graded A+ latest update what is the energy in joules of an X-ray photon with wavelength 7.79E-9m convert the energy to electron volts 2.55E-17J 159ev if you want more penetrating xrays decrease in wavelength if you want less pene
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Physics 102 Exam questions and answers Graded A+ latest update What are the fundamental forces -strong, weak, electromagnetic, and gravity Strong nuclear force --a powerful force of attraction that acts only on the neutrons and protons in the nucleus
NuevoPhysics 102 Exam questions and answers Graded A+ latest update What are the fundamental forces -strong, weak, electromagnetic, and gravity Strong nuclear force --a powerful force of attraction that acts only on the neutrons and protons in the nucleus, holding them together -electric repulsion of p+ strains nucleus but the (residual) force holds the nucleus together. -binds quarks and gluons and anti-quarks together into combinations that similarly have cancelling effects. Electromagnet...
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physics 102 Exam questions and answers Graded A+ latest update DC circuits -Series, parallel, and mixed (series-parallel) circuits. when two or more resistors are connected end-to-end, they are said to be _____ - in series With resistors connected in
Nuevophysics 102 Exam questions and answers Graded A+ latest update DC circuits -Series, parallel, and mixed (series-parallel) circuits. when two or more resistors are connected end-to-end, they are said to be _____ - in series With resistors connected in series, the current is ______ in each resistor because... -the sam
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Physics 102 Exam questions and answers Graded A+ latest update Resistors in Series -When two or more resistors are connected end-to-end Current in Resistors -Same in all resistors Why is the current in resistors in series the same? -Because any charge
NuevoPhysics 102 Exam questions and answers Graded A+ latest update Resistors in Series -When two or more resistors are connected end-to-end Current in Resistors -Same in all resistors Why is the current in resistors in series the same? -Because any charge that flows through one, flows through the other Sum of potential differenc
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physics 102 Exam questions and answers Graded A+ latest update A 0.70-kg block initially at rest on a frictionless horizontal surface is acted upon by a force of 2.0 N for a distance of 4.5 m. How much kinetic energy does the block gain? -9 A student
Nuevophysics 102 Exam questions and answers Graded A+ latest update A 0.70-kg block initially at rest on a frictionless horizontal surface is acted upon by a force of 2.0 N for a distance of 4.5 m. How much kinetic energy does the block gain? -9 A student who weighs 567 N climbs a stairway (vertical height of 3.2 m) in 24 s. a) how much work i
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Physics 101 Units, Motion, Forces, Energy, and Collisions Exam questions and answers Graded A+ latest update What SI unit is associated with length? -Meters (m) What variables are used for distance? -d and x for distance, h for height, z for depth, r
NuevoPhysics 101 Units, Motion, Forces, Energy, and Collisions Exam questions and answers Graded A+ latest update What SI unit is associated with length? -Meters (m) What variables are used for distance? -d and x for distance, h for height, z for depth, r for radius. What SI unit is associate
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Physics 101 Midterm Exam questions and answers Graded A+ latest update Free Fall -the motion of a falling object when the only force acting on it is gravity Inertia -the tendency of an object to resist a change in its motion force -A push or a pull
NuevoPhysics 101 Midterm Exam questions and answers Graded A+ latest update Free Fall -the motion of a falling object when the only force acting on it is gravity Inertia -the tendency of an object to resist a change in its motion force -A push or a pull net force -The sum of all forces acting on an object vector -A quantity that has magnitude a
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Physics 101 Midterm Exam questions and answers Graded A+ latest update What is a scientific hypothesis? -A hypothesis is scientific if it can be tested and potentially proven wrong (falsifiable). What is the difference between a scalar and a vector? -
NuevoPhysics 101 Midterm Exam questions and answers Graded A+ latest update What is a scientific hypothesis? -A hypothesis is scientific if it can be tested and potentially proven wrong (falsifiable). What is the difference between a scalar and a vector? -A scalar has magnitude only, while
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Physics 101 Final Exam questions and answers Graded A+ latest update A vector has two components -Magnitude and Direction By studying balls rolling on planes, scientist ______ concluded that an object, once moving, continues to move without the applic
NuevoPhysics 101 Final Exam questions and answers Graded A+ latest update A vector has two components -Magnitude and Direction By studying balls rolling on planes, scientist ______ concluded that an object, once moving, continues to move without the application of forces. This is because of the property of the o
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PHYSICS 101 FINAL Exam questions and answers Graded A+ latest update What is the relationship between torque and angular momentum? Torque equals the rate of change of angular momentum: τ=dL/dt If torque is constant, how do you find angular momentum?
NuevoPHYSICS 101 FINAL Exam questions and answers Graded A+ latest update What is the relationship between torque and angular momentum? Torque equals the rate of change of angular momentum: τ=dL/dt If torque is constant, how do you find angular momentum? L=τt A system starts from rest and gains angular momentum over time. How do you find torque? τ=L/t What are the units of angula
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Physics 101 Final Exam questions and answers Graded A+ latest update What are the SI units and common variables for length? -meters (m); variables: d, x, h, z, r What are the SI units and common variables for time? -seconds (s); variables: t, T (peri
NuevoPhysics 101 Final Exam questions and answers Graded A+ latest update What are the SI units and common variables for length? -meters (m); variables: d, x, h, z, r What are the SI units and common variables for time? -seconds (s); variables: t, T (period
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