Hertzsprung-Russell Diagrams

Hertzsprung-Russell Diagrams

Grade 7 · Science · 45 min

What's Included

Learning Objective

I can use an H-R diagram to classify stars and infer their properties, such as age and evolutionary stage.

Warm-Up Video

Professor Dave Explains · 7:05

Classification of Stars: Spectral Analysis and the H-R Diagram

Practice Questions

7 questions · Short answer

Exit Ticket

Quick comprehension check

A star has a high luminosity and a low temperature. On an H-R diagram, where would this star be located, and what type of star is it likely to be? A star is located on the main sequence and is very hot and luminous. What color is this star likely to be, and how does its size compare to that of our Sun?

Complete Lesson Package

Get all 3 ready-to-use resources:

Teacher Guide
Student Doc
Slides