Flashcards
Physics: Test 12 (Final Exam)
Cards in this deck (55)
- 11. the production of light by a heated body is called _?a. incandescence
- 22. the _ is defined as the minimum energy sufficient to free an electron.d. work function
- 33. the science of wave mechanics was proposed by _?d. erwin schrödinger
- 44. the shape of an orbital is indicated by the _ quantum number.d. subshell
- 55. currently there are _ possible electron shells.d. seven
- 66. what particle of the atom's nucleus determines the atom's atomic number?d. proton
- 77. a hydraulic device demonstrates _ principle.d. Pascal's
- 88. a deformative force per unit cross-sectional area is called _?c. stress
- 99. for a simple machine, the ratio of input distance to output distance is _.a. IMA
- 1010. the time rate of angular displacement is called _?b. angular velocity
- 1111. the primary colors include all of the following except _.d. yellow
- 1212. magnetic induction can be measured in any of the following units except _.c. Wb/N•m
- 1313. the sum of all the changes in potential difference around a circuit is determined by _?c. Kirchoff's second law
- 1414. a material which readily transmits a current is called a _?a. conductor
- 1515. the production of charge by the influence of a charged body at a distance is called _?b. induction
- 1616. quantum theoryg. Planck
- 1717. photond. Einstein
- 1818. matter wavesc. de Broglie
- 1919. quantum model of the hydrogen atoma. Bohr
- 2020. exclusion principlef. Pauli
- 2121. a blackbody is both an ideal absorber and an ideal radiator.true
- 2222. energy can be emitted from a body in any multiple of _ quantum.one (whole)
- 2323. electrons are ejected from a photoemissive surface at any frequency of illumination _ fT.above
- 2424. all exchanges of energy between light and matter are best explained by treating light as a stream of particles.true
- 2525. for a given gas, the prominent lines in the line emission spectrum are identical in location to the prominent lines in the line absorption spectrum.true
- 2626. a _ orbital is two-lobed.p
- 2727. according to the theory of special relativity, the speed of light _ be exceeded.cannot
- 2828. objects appear to gain mass as they accelerate with respect to an observers frame of reference.true
- 2929. energy is _ proportional to mass.directly
- 3030. calorimetry is the science of measuring the equilibrium temperature of a mixture.true
- 3131. zero _ is the lowest theoretically attainable temperature.kelvin
- 3232. in a circuit containing resistances in _, the current is the same at every point in the circuit.series
- 3333. the shape of a container holding a liquid does not affect the amount of pressure on the bottom.true
- 3444. the ejection of electrons from a surface exposed to radiation is called the _ effect.photoelectric
- 3545. the _ effect indicates that x-rays detected at any angle of scattering are most intense at two wavelengths.Compton
- 3646. until about 5000 k, the frequency at which a blackbody radiates most strongly lies in the _ region of the electromagnetic spectrum.infrared
- 3747. research on the photoelectric effect found that current rises very little above the _ potential of an object.saturation
- 3848. to measure the speed of light, Michelson measured the time required for 1/8 rotation of an octagonal _.mirror
- 3949. in the nineteenth century, it was widely believed that the universe was permeated by an imperceptible medium called _.ether
- 4050. the fifth tenet of special relativity states that with respect to an observers frame of reference, a moving object will experience both time _ and length contraction.dilation
- 4151. the speed of light to three significant digits is _ m/s.3.00 × 10^8
- 4252. physics is the study of _ and energy.matter
- 4353. attraction between two like molecules is called _?cohesion
- 4454. the value of g to three significant figures is _ m/s^2.9.80
- 4555. a pathway of any projectile is called the projectiles _?trajectory
- 4656. the product Fr is the definition for _?torque
- 4757. the amount of heat lost is equal to the amount of heat gained is known as the law of _?heat exchange
- 4858. a transfer of energy caused by a force operating over a distance is called _?work
- 4959. the color of light which is most readily scattered is _ light.blue
- 5060. the only available charge carriers in a solid material are _?electrons
- 5161. _ law states that the current induced by a change in flux linkage is directed so as to create a magnetic field that opposes the change.lenz's
- 5262. state the uncertainty principle.the simultaneous position and momentum of an electron cannot both be known with a high degree of certainty.
- 5363. state the Pauli exclusion principle.no two electrons within an atom can have the same set of quantum numbers.
- 5464. what is the fundamental assumption of special relativity?the speed of light is constant.
- 5565. what is the difference between relativity and relativism?relativity is a scientific theory; whereas relativism is a philosophical theory asserting that morality is relative to the situation.