Hot Air
Students witness light refracting through air everyday.On hot days, “ripples” rise from the ground or roadways. Stars twinkle in the […]
Students witness light refracting through air everyday.On hot days, “ripples” rise from the ground or roadways. Stars twinkle in the […]
This lesson guides students to build a spectroscope, use it as tool, and interpret their observations by applying concepts of
When we look at a rainbow, we see sunlight spread out into red, orange, yellow, green, blue, and violet. But
Telescopes gather light in one of two ways. Reflecting telescopes focus light with a series of mirrors, while refracting telescopes