Curated OER
How Big Is That Star?
Aspiring astronomers study stars. They compare stars and explain the relationship between radius, mass, and diameter. By creating a star simulation, they discover how a binary star system's orbit can cause changes in the observed...
Curated OER
Time That Period
Physical science starters play with a pendulum in order to experience periodicity. Detailed procedures and a worksheet are included for day one. For day two, learners will use a graphing calculator to help them plot orbit data from a...