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Accelerated Frames of Reference: Inertial Forces
Students examine how when applying the laws of motion to an object in an accelerating frame, using coordinates defined in such frame, one must always add an "inertial force", representing forces caused by the frame's acceleration.
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May Earth be Revolving around the Sun?
Ninth graders explore how Aristarchus used the position of the half-full Moon to estimate the distance to the Sun, and how he made a great error, but still figured out that the Sun is much larger than Earth.
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Graphs and Ellipses
Students explore linear graphs, the parabola and the rectangular hyperbola.
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Kepler's Second Law
Pupils explore orbital velocities and how they vary along each orbit, according to Kepler's Second Law.
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Kepler's Third Law
Students use Kepler's third law to derive the velocity in a circular orbit of any radius, and identify the Earth escape velocity.
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Storm on the Sea of Galilee
Students analyze music paying particular attention to how the composer suggests the idea of water in the composition of the piece.
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LET'S TAKE A TRIP AROUND LAHAINA HARBOR
Second graders define the word "cargo", identify the common needs of people, identify likes and differences between Lahaina Harbor and the San Francisco Harbor, draw a ship and color it with watercolor and write a story about the ship in...
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Classes of Sailing Vessels
Young scholars examine the construction and operation of various sailing vessels. In groups, they use the internet to make flash cards of the different types of classes of sailing ships. They participate in a game in which they use the...
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Character Sketch
In this language arts worksheet, students use the chart of words as a tutorial for writing a formal character sketch. The words are meant to make the description more vivid.
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Egyptian Puzzles
A great way to make a lesson interdisciplinary, these thirteen math word problems are all Egyptian-themed, allowing you to cross your social studies unit with a set of math skills. Note that a few questions from the first page are...
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Vocabulary Flap Book
In this vocabulary flap book worksheet, students fold paper in half and make a vocabulary book with 5 words, then clue definitions on the reverse side for study purposes.
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A Crisis of Greek Proportions
Students evaluate a short article on the economic situation in Greece. In this ESL lesson, students read an article as a class, then complete several activities that reinforce their reading, including a vocabulary assignment, a class...