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Test your basic knowledge |
SAT Subject Test: hysics
Start Test
Study First
Subjects
:
sat
,
science
,
physics
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A transfer of thermal energy. We don't speak about systems "having" heat - but about their "transferring" heat - much in the way that dynamical systems don't "have" work - but rather "do" work.
Inertia
Heat
Reflection
Zeroth Law of Thermodynamics
2. The mass number - A - is the sum of the number of protons and neutrons in a nucleus. It is very close to the weight of that nucleus in atomic mass units.
Directly proportional
Mass number
Weak nuclear force
Reflection
3. Atoms of the same element may have different numbers of neutrons and therefore different masses. Atoms of the same element but with different numbers of neutrons are called isotopes of the same element.
Deposition
Planck's constant
Power
Isotope
4. Energy associated with an object's position in space - or configuration in relation to other objects. This is a latent form of energy - where the amount of potential energy reflects the amount of energy that potentially could be released as kinetic e
Angle of incidence
Sound
Potential energy
Amplitude
5. If two systems - A and B - are in thermal equilibrium and if B and C are also in thermal equilibrium - then systems A and C are necessarily in thermal equilibrium.
Power
Zeroth Law of Thermodynamics
Tension force
Electromagnetic spectrum
6. In a right triangle - the tangent of a given angle is the length of the side opposite the angle divided by the length of the side adjacent to the triangle.
Tangent
Constant of proportionality
Real image
Thermal equilibrium
7. Light such that all of the associated waves have the same wavelength and are in phase.
Coherent light
Angular momentum
Phase
Principal axis
8. The property by which a changing current in one coil of wire induces an emf in another.
Center of mass
Center of curvature
Uncertainty principle
Mutual Induction
9. Two quantities are directly proportional if an increase in one results in a proportional increase in the other - and a decrease in one results in a proportional decrease in the other. In a formula defining a certain quantity - those quantities to whi
Axis of rotation
Unit vector
Scalar
Directly proportional
10. A body or set of bodies that we choose to analyze as a group.
System
Coefficient of volume expansion
Fundamental
Margin of error
11. A neutrally charged particle that - along with protons - constitutes the nucleus of an atom.
Index of refraction
Weightlessness
Right-hand rule
Neutron
12. The building blocks of all matter - quarks are the constituent parts of protons - neutrons - and mesons.
Newton
Quark
Angle of incidence
Weak nuclear force
13. A unit of measurement for energy on atomic levels. 1 eV = J.
Weightlessness
Wave
Electronvolt
Convex mirror
14. A wave that interferes with its own reflection so as to produce oscillations which stand still - rather than traveling down the length of the medium. Standing waves on a string with both ends tied down make up the harmonic series.
Michelson-Morley experiment
Acceleration
Doppler shift
Standing wave
15. A measurement of a body's inertia - or resistance to being accelerated.
Speed
Bohr atomic model
Entropy
Mass
16. The study of the properties of visible light - i.e. - the portion of the electromagnetic spectrum with wavelengths between 360 and 780 nm (1 nm = m/s).
Boyle's Law
Energy
Optics
Margin of error
17. Relates the angle of incidence to the angle of refraction: .
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18. Linear momentum - p - commonly called "momentum" for short - is a vector quantity defined as the product of an object's mass - m - and its velocity - v.
Calorie
Decay constant
Momentum
Sine
19. Heat transfer via electromagnetic waves.
Newton's First Law
Radiation
Center of curvature
Angle of incidence
20. A particle - identical to an electron. Beta particles are ejected from an atom in the process of beta decay.
Kinematics
Wave
Transformer
Beta particle
21. A vector quantity - L - that is the rotational analogue of linear momentum. For a single particle - the angular momentum is the cross product of the particle's displacement from the axis of rotation and the particle's linear momentum - . For a rigid
Angular momentum
Law of conservation of energy
Inertial reference frame
Kinetic energy
22. The center of a mirror or lens.
Spring constant
Angular velocity
Critical angle
Vertex
23. The coefficient of static friction - for two materials is the constant of proportionality between the normal force and the maximum force of static friction. It is always a number between zero and one.
Reflect
Coefficient of static friction
Wavelength
Entropy
24. A device that converts mechanical energy to electrical energy by rotating a coil in a magnetic field; sometimes called a "dynamo."
Tip
Electric generator
Boiling point
Radioactive decay
25. The substance that is displaced as a wave propagates through it. Air is the medium for sound waves - the string is the medium of transverse waves on a string - and water is the medium for ocean waves. Note that even if the waves in a given medium tra
Neutron number
Equilibrium
Antinode
Medium
26. A wedge or a slide. The dynamics of objects sliding down inclined planes is a popular topic on SAT II Physics.
Trough
Tip
Inclined plane
Destructive interference
27. The constant of proportionality in Newton's Law of Gravitation. It reflects the proportion of the gravitational force and - the product of two particles' masses divided by the square of the bodies' separation. N · m2/kg2.
Sine
Pendulum
Minima
Gravitational constant
28. The experience of being in free fall. If you are in a satellite - elevator - or other free-falling object - then you have a weight of zero Newtons relative to that object.
Equilibrium
Rotational motion
Axis of rotation
Weightlessness
29. The separation of different color light via refraction.
Dispersion
Virtual image
Latent heat of vaporization
Newton's Second Law
30. The straight line that runs through the focal point and the vertex of a mirror or lens.
Specific heat
Kinetic theory of gases
Radius of curvature
Principal axis
31. A class of elementary particle whose mass is between that of a proton and that of an electron. A common kind of meson is the pion.
Normal force
Meson
Constructive interference
Pulley
32. F = ma. The net force - F - acting on an object causes the object to accelerate - a. The magnitude of the acceleration is directly proportional to the net force on the object and inversely proportional to the mass - m - of the object.
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33. A property common to both vectors and scalars. In the graphical representation of a vector - the vector's magnitude is equal to the length of the arrow.
Static friction
Magnitude
Vertex
Principal axis
34. States that the net work done on an object is equal to the object's change in kinetic energy.
Decibel
First Law of Thermodynamics
Work-energy theorem
Angular displacement
35. The particles and energy released by the fission or fusion of one atom may trigger the fission or fusion of further atoms. In a chain reaction - fission or fusion is rapidly transferred to a large number of atoms - releasing tremendous amounts of ene
Newton's Law of Universal Gravitation
Distance
Chain reaction
Oscillation
36. Kinematics is the study and description of the motion of objects.
Kinematics
Refracted ray
Torque
Temperature
37. Two quantities are inversely proportional if an increase in one results in a proportional decrease in the other - and a decrease in one results in a proportional increase in the other. In a formula defining a certain quantity - those quantities to wh
Inversely proportional
Directly proportional
Concave mirror
Amplitude
38. The force of gravity - F - between two particles of mass and - separated by a distance r - has a magnitude of - where G is the gravitational constant. The force is directed along the line joining the two particles.
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39. For a gas held at constant pressure - temperature and volume are directly proportional.
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40. The process by which a gas turns directly into a solid because it cannot exist as a liquid at certain pressures.
Gold foil experiment
Joule
Deposition
Inelastic collision
41. The tendency of an object to remain at a constant velocity - or its resistance to being accelerated. Newton's First Law is alternatively called the Law of Inertia because it describes this tendency.
Proton
Inertia
Photoelectric effect
Harmonic series
42. Waves carried by variations in air pressure. The speed of sound waves in air at room temperature and pressure is roughly 343 m/s.
Angular displacement
Node
Sound
Newton's First Law
43. The name of an electron released from the surface of a metal due to the photoelectric effect.
Photoelectron
Newton's First Law
Optics
Right-hand rule
44. The line that every particle in the rotating rigid body circles about.
Momentum
Axis of rotation
Unit vector
Displacement
45. If a line is drawn from the sun to the planet - then the area swept out by this line in a given time interval is constant.
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46. An electromagnetic wave of very high frequency.
Celsius
Quark
Mechanical energy
Gamma ray
47. The number of hydrogen atoms in one gram of hydrogen - equal to . When counting the number of molecules in a gas - it is often convenient to count them in moles.
Mechanical energy
Translational motion
Minima
Mole
48. The unit for measuring pressure. One Pascal is equal to one Newton per meter squared - 1 Pa = 1 N/m2.
Convection
Pascals
Electron
Centripetal force
49. When a light ray strikes a surface - the angle of incidence is the angle between the incident ray and the normal.
Wave speed
Angle of incidence
Force
Hertz (Hz)
50. The two shorter sides of a right triangle that meet at the right angle.
Refraction
Electronvolt
Transverse waves
Legs