Exploring Galactic Distances and Expansion of the Universe - Pretest

Delve into the relationships between galaxy distances, velocities, and the expanding Universe, using Hubble plots as key visual tools. After completing this worksheet, explore The Expanding Universe investigation.

Related resources

• Worksheet: Expanding Universe Summative Assessment
• The Expanding Universe with Keith Bechtol
• Hoberman Sphere Guided
• Hoberman Sphere Expanding Slowly

Topics

• velocity-distance relationship
• galaxies
• speed of light
• distance
• expansion rate
• redshift
• blueshift
• universe size
• expanding universe
• ESS1.A
• The Universe and Its Stars