Curated OER
The Expanding Universe
Students explore the expanding universe. In this science lesson, students use balloons to model the expansion of the universe. Students take measurements of the balloon expansion and answer questions directed to develop their...
New York Science Teacher
Planet Scaling using Extra Terrestrial Tools
Your class will use a set scale to convert diameters of planets to the model size, the diagram given to expand on the number of planets drawn as concentric circles, and examine the scale that would be needed to fit the larger...
Curated OER
Algebra: Mirror, Mirror on the Universe
Students assess how algebra, telescopes, space exploration and optics are so important in astronomy. They encounter studies on the Hubble Space Telescope, Hubble Deep Field and how algebra helps to determine the effects of contamination...
Curated OER
Exponents
Ninth graders solve problems involving exponential functions. In this algebra lesson, 9th graders apply their knowledge of exponential properties to add, multiply, divide and subtract exponential functions. They perform these operations...