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written by Martin Hackworth
This lab asks students to construct two H-R Diagrams, one for the Pleiades Cluster and the other for the Trapezium Cluster.  Students should then to be able to recognize the evolution process of all stars depending on their mass.
Subjects Levels Resource Types
- Stars
= Hertzsprung-Russell Diagram
- Lower Undergraduate
- High School
- Instructional Material
= Activity
Intended Users Formats Ratings
- Learners
- Educators
- application/pdf
- application/ms-excel
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© 2004 Martin Hackworth, Idaho State University Department of Physics
Record Creator:
Metadata instance created January 6, 2004 by Patricia Monahan
Record Updated:
August 19, 2016 by Lyle Barbato
ComPADRE is beta testing Citation Styles!

Record Link
AIP Format
M. Hackworth, (2004), WWW Document, (
M. Hackworth, Hertzsprung-Russell Diagram (2004), <>.
APA Format
Hackworth, M. (2004). Hertzsprung-Russell Diagram. Retrieved July 22, 2024, from
Chicago Format
Hackworth, Martin. Hertzsprung-Russell Diagram. 2004. (accessed 22 July 2024).
MLA Format
Hackworth, Martin. Hertzsprung-Russell Diagram. 2004. 22 July 2024 <>.
BibTeX Export Format
@misc{ Author = "Martin Hackworth", Title = {Hertzsprung-Russell Diagram}, Volume = {2024}, Number = {22 July 2024}, Year = {2004} }
Refer Export Format

%A Martin Hackworth %T Hertzsprung-Russell Diagram %D 2004 %U %O application/pdf

EndNote Export Format

%0 Electronic Source %A Hackworth, Martin %D 2004 %T Hertzsprung-Russell Diagram %V 2024 %N 22 July 2024 %9 application/pdf %U

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Citation Source Information

The AIP Style presented is based on information from the AIP Style Manual.

The APA Style presented is based on information from APA Electronic References.

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