science education

Exploring Nature Science Education Resource:

Life Science, Earth Science, and Physical Science Resources for K-12

Spectrograph

A spectrograph is a machine that attaches to a telescope and shows starlight in a spectrum. Astronomers can look at a star's light spectrum and tell how far away it is and if it is moving further away over time.

 

Exploringnature.org has more than 2,000 illustrated animals. Read about them, color them, label them, learn to draw them.

cheetah, tiger, panda, fox, bear, cougar