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This is a website about asteroids and comets. Learners can play a physics-based asteroid game, learn about how backyard astronomers are contributing to asteroid research, or simulate an asteroid impact using a Google Earth Impact simulation.... (View More) Includes background information about comets and asteroids and links to multimedia resources. (View Less)
This is a lesson about spacecraft communication. Learners will explore the concepts of "signal" and "noise" by listening to a computer-generated signal from two different distances with no additional background noise, and then with background noise,... (View More) and compare their experiences in a science journal page. (View Less)
Learners will explore the concept of parallax (the apparent displacement of an object caused by a change in the viewer’s position) and then simulate the discovery of Pluto with a Blink Comparator via an online interactive.