Tag Archives: physics

Why Doesn’t the Moon Fall Down?

September 14th, 2017

In this animated video segment adapted from NASA, astronomer Doris Daou explains how the forces of speed and gravity keep the Moon in a constant orbit around Earth.

Making a Camera Obscura (Science)

September 14th, 2017

In this lesson, students will create their own “camera obscura” out of a cardboard tube to explore and reinforce the fact that light travels in straight lines.