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Physics Help and Reviews

Here you can find study materials for physics help. Browse the links below to find the area of physics you're looking for help with. Each study guide comes complete with explanations and practice problems to help you learn physics.

Study Guides

showing 151 - 160 of 160
  • 151.

    Temperature and Heat Practice Questions

    Review these concepts at: Temperature and Heat Study Guide Practice Questions A child has a viral infection and his body temperature is 101.5° F. Find the corresponding ...

    Source: LearningExpress, LLC
  • 152.

    Thermodynamics Practice Questions

    Review these concepts at: Thermodynamics Study Guide Practice Questions What do you think: Is work a quantity of state or of process? If the temperature and number ...

    Source: LearningExpress, LLC
  • 153.

    Electrostatics Practice Questions

    Review these concepts at: Electrostatics Study Guide Practice Questions Two strings are hooked to the ceiling and form two close pendulums that have two identical small metal objects ...

    Source: LearningExpress, LLC
  • 154.

    Electrical Current Practice Questions

    Review these concepts at: Electrical Current Study Guide Practice Questions Consider the previous example. If the same number of electrons speed up and pass through the same ...

    Source: LearningExpress, LLC
  • 155.

    Magnetism Practice Questions

    Review these concepts at: Magnetism Study Guide Practice Questions In Figure 15.3, find the direction of the magnetic force acting on the negative charge. Under what ...

    Source: LearningExpress, LLC
  • 156.

    Simple Harmonic Motion Practice Questions

    Review these concepts at: Simple Harmonic Motion Study Guide Practice Problems The elastic constant of a spring holding an object in equilibrium is 600 N/m. Find the extension of the spring ...

    Source: LearningExpress, LLC
  • 157.

    Waves Practice Questions

    Review these concepts at: Waves Study Guide Practice Questions The speed of a radio wave is 3 · 105 km/s and the frequency is 104 Hz. Find the wavelength and the ...

    Source: LearningExpress, LLC
  • 158.

    Geometrical Optics Practice Questions

    Review these concepts at: Geometrical Optics Study Guide Practice Questions In the previous example, find the angle the outgoing ray (Ray 3) makes with the vertical ...

    Source: LearningExpress, LLC
  • 159.

    Propagation of Light Practice Questions

    Review these concepts at: Propagation of Light Study Guide Practice Questions Consider the arrangement of a solar eclipse, and using the ray approximation, draw at least three rays ...

    Source: LearningExpress, LLC
  • 160.

    Diffraction and Interference Practice Questions

    Review these concepts at: Diffraction and Interference Study Guide Practice Questions Consider two sources emitting waves and two waves meeting in a region of space. The ...

    Source: LearningExpress, LLC

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