Stars and Planets

Imagine you are standing on the side of the highway at night, watching a car approach. When the car is far away, it seems to be one bright light. As it gets closer, you can see that the one light is actually two headlights.

Subject: Mathematics; Algebra
Topics:
- Trigonometric Ratios
- Scientific Notation
Grades: 8 - 12
Concepts:
- Angular separation
Knowledge and Skills:
- Can solve an equation involving a trigonometric ratio.
- Can perform operations with numbers written in Scientific Notation

Download Activity: Stars and Planets (PDF)

Hands-On Math Movie:

The StarshadeThe Starshade

Is there life on planets in other star systems? It's a very old question. But finding the answer may get simpler with a new invention by astrophysicist, professor and inventor Webster Cash.
Running time 5:55 minutes.

Watch the Movie