Activity
Curated OER

Unstable Table

For Teachers 9th - 12th Standards
Bothered by a wobbly table? Learn how to fix this problem using concepts of slope and continuity. Pupils first consider the problem in two dimensions and then progress to three dimensions. The solution is really quite simple.
Worksheet
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Vertical Tower 2

For Students 11th - 12th
In this trigonometry worksheet, students prove that for the given conditions of the problem that cos y = cos2 x.  The one page worksheet contains one problem with the solution. 
Worksheet
Curated OER

Depression and Elevation Angles

For Students 9th - 12th
In this angles activity, students utilize trigonometry to determine angles of elevation and depression. There are 7 questions and some contain pictures.
Worksheet
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HW Unit10:8- Color

For Students 9th - 12th
In this color learning exercise, high schoolers answer 16 questions about light, color and wavelength. They label a graph of position vs. displacement and answer questions about the graph including finding the frequency, amplitude, and...
Worksheet
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HW Unit 10:2-Harmonic Motion

For Students 9th - 12th
In this harmonic motion worksheet, students answer 9 questions about pendulums, a slinky and characteristics of harmonic motion. They identify the changes in waves as the amplitude gets bigger and interpret a graph of position vs. time.
Worksheet
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Graphing Inequalities

For Students 9th - 10th
In this graphing inequalities worksheet, learners create graphs of algebraic expressions containing inequalities. This two-page worksheet contains explanations and examples prior to the exercise. The first page is a contains...
Interactive
Curated OER

Pronoun Case - Exercise 6

For Students 3rd - 6th
In this interactive online personal pronouns practice worksheet, students respond to 20 multiple choice questions using the appropriate pronoun case.