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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. The angle between a reflected ray and the normal.
Tip
Angle of reflection
Concave lens
Sublimation
2. A logorithmic unit for measuring the volume of sound - which is the square of the amplitude of sound waves.
Coefficient of static friction
Decibel
Centripetal force
De Broglie wavelength
3. Indicates how "bouncy" or "stiff" a spring is. More specifically - the spring constant - k - is the constant of proportionality between the restoring force exerted by the spring - and the spring's displacement from equilibrium. The greater the value
Reflect
Spring constant
Scalar
Law of conservation of energy
4. The unit of magnetic flux - equal to one T · m2.
Photon
Rigid body
Weber
Cross product
5. A wedge or a slide. The dynamics of objects sliding down inclined planes is a popular topic on SAT II Physics.
Kinematic equations
Half
Wave
Inclined plane
6. The line that every particle in the rotating rigid body circles about.
Heat engine
Mechanical energy
Work-energy theorem
Axis of rotation
7. A vector quantity - commonly denoted by the vector s - which reflects an object's change in spatial position. The displacement vector points from the object's starting position to the object's current position in space. If an object is moved from poi
Coefficient of kinetic friction
Displacement
Radioactivity
Zeroth Law of Thermodynamics
8. The force involved in beta decay that changes a proton to a neutron and releases an electron and a neutrino.
Direction
Specific heat
Weak nuclear force
Temperature
9. The amount of error that's possible in a given measurement.
Reflected ray
Fundamental
Virtual image
Margin of error
10. A reference frame in which Newton's First Law is true. Two inertial reference frames move at a constant velocity relative to one another. According to the first postulate of Einstein's theory of special relativity - the laws of physics are the same i
Angular position
Inertial reference frame
Centripetal acceleration
Alpha particle
11. The sum of a system's potential and kinetic energy. In many systems - including projectiles - pulleys - pendulums - and motion on frictionless surfaces - mechanical energy is conserved. One important type of problem in which mechanical energy is not
Transformer
Index of refraction
Melting point
Mechanical energy
12. The distance between successive wave crests - or troughs. Wavelength is measured in meters and is related to frequency and wave speed by = v/f.
Pulley
Center of mass
Wavelength
Mole
13. In the graphical representation of vectors - the tip of the arrow is the pointy end.
Activity
Latent heat of vaporization
Convex lens
Tip
14. A frequency - f - defined as the number of revolutions a rigid body makes in a given time interval. It is a scalar quantity commonly denoted in units of Hertz (Hz) or s-1.
Mass number
Boiling point
Angular frequency
Incident ray
15. A mirror that is curved such that its center is closer to the viewer than the edges - such as a doorknob. Convex mirrors reflect light away from a focal point.
Period
Newton's Third Law
Zeroth Law of Thermodynamics
Convex mirror
16. In radioactive substances - the number of nuclei that decay per second. Activity - A - will be larger in large samples of radioactive material - since there will be more nuclei.
Activity
Newton's Second Law
Uncertainty principle
Mutual Induction
17. States that the current induced in a circuit by a change in magnetic flux is in the direction that will oppose that change in flux. Using the right-hand rule - point your thumb in the opposite direction of the change in magnetic flux. The direction y
18. A pendulum consists of a bob connected to a rod or rope. At small angles - a pendulum's motion approximates simple harmonic motion as it swings back and forth without friction.
Angular momentum
Beta decay
Heat engine
Pendulum
19. The effect of force on rotational motion.
Center of mass
Torque
Normal
Tip
20. When two waves of slightly different frequencies interfere with one another - they produce a "beating" interference pattern that alternates between constructive (in-phase) and destructive (out-of-phase). In the case of sound waves - this sort of inte
Collision
Absolute zero
Pascals
Beats
21. The principle stating that for any isolated system - linear momentum is constant with time.
Axis of rotation
Conservation of momentum
Faraday's Law
Sublimation
22. 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.
Spring
Tangent
Mass defect
Pascals
23. A form of radioactivity where an excited atom releases a photon of gamma radiation - thereby returning to a lower energy state. The atomic structure itself does not change in the course of gamma radiation.
Proton
Coefficient of volume expansion
Gamma decay
Focal length
24. The force that binds protons and neutrons together in the atomic nucleus.
Chain reaction
Strong nuclear force
Translational kinetic energy
Gamma decay
25. An object is called radioactive if it undergoes radioactive decay.
Focal length
Radioactivity
Angular frequency
Real image
26. Relates the angle of incidence to the angle of refraction: .
27. A quantity that possesses a magnitude but not a direction. Mass and length are common examples.
Static friction
Scalar
Torque
Force
28. A neutrally charged particle that - along with protons - constitutes the nucleus of an atom.
Beta decay
Kinetic friction
Neutron
Newton's Law of Universal Gravitation
29. 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.
Law of reflection
Wavelength
Newton's Law of Universal Gravitation
Coefficient of static friction
30. A conserved scalar quantity associated with the state or condition of an object or system of objects. We can roughly define energy as the capacity for an object or system to do work. There are many different types of energy - such as kinetic energy -
Energy
Meson
Inversely proportional
Calorie
31. The time it takes a system to pass through one cycle of its repetitive motion. The period - T - is the inverse of the motion's frequency - f = 1/T.
Instantaneous velocity
Weber
Period
Nuclear fusion
32. Heat transfer via electromagnetic waves.
Alpha decay
Mole
Absolute zero
Radiation
33. When objects collide - each object feels a force for a short amount of time. This force imparts an impulse - or changes the momentum of each of the colliding objects. The momentum of a system is conserved in all kinds of collisions. Kinetic energy is
Moment of inertia
Component
Collision
Neutron
34. The temperature at which a material will change phase from solid to liquid or liquid to solid.
Principal axis
Thermal equilibrium
Kinetic energy
Melting point
35. The force that causes simple harmonic motion. The restoring force is always directed toward an object's equilibrium position.
Focal point
Restoring force
Kepler's First Law
Induced current
36. A coefficient that tells how much the volume of a solid will change when it is heated or cooled.
Electromagnetic induction
Neutron
Coefficient of volume expansion
Antinode
37. In an interference or diffraction pattern - the places where there is the most light.
Gravitational constant
Maxima
Sound
Weight
38. A law - || = - which states that the induced emf is the change in magnetic flux in a certain time.
39. The property by which a charge moving in a magnetic field creates an electric field.
Principal axis
Electromagnetic induction
Conduction
Weber
40. The points of maximum displacement along a wave. In traveling waves - the crests move in the direction of propagation of the wave. The crests of standing waves - also called anti-nodes - remain in one place.
Cycle
Coefficient of linear expansion
Electron
Crest
41. A device that breaks incoming light down into spectral rays - so that one can see the exact wavelength constituents of the light.
Spectroscope
Pulley
Transverse waves
Cosine
42. A unit of force: 1 N is equivalent to a 1 kg · m/s2.
Wave speed
Maxima
Newton
Static friction
43. A machine that operates by taking heat from a hot place - doing some work with that heat - and then exhausting the rest of the heat into a cool place. The internal combustion engine of a car is an example of a heat engine.
Meson
Fundamental
Rotational kinetic energy
Heat engine
44. The path of each planet around the sun is an ellipse with the sun at one focus.
45. An equation - PV = nRT - that relates the pressure - volume - temperature - and quantity of an ideal gas. An ideal gas is one that obeys the approximations laid out in the kinetic theory of gases.
Absolute zero
Coefficient of static friction
Ideal gas law
Torque
46. A collision in which momentum is conserved but kinetic energy is not.
Force
Center of curvature
Inelastic collision
Antinode
47. The phenomenon of light bouncing off a surface - such as a mirror.
Newton's Third Law
Michelson-Morley experiment
Rutherford nuclear model
Reflection
48. Another word for the frequency of a sound wave.
Pitch
Zeroth Law of Thermodynamics
Transformer
Motional emf
49. The motion of a body in a circular path with constant speed.
Angular period
Mechanical energy
Antinode
Uniform circular motion
50. The amount heat necessary to cause a substance to undergo a phase transition.
Translational motion
Tangent
Latent heat of transformation
Orbit