HR Diagram Practice (Key)

1. Brightest stars are found near the ______ of the diagram

• top

• bottom

• left

• right

2. Dimmest stars are found near the ______ of the diagram

• top

• bottom

• left

• right

3. When finding the hottest or coolest stars, look for the _________.

• surface temperature

• brightness

• type of star

4. When finding the type of star, look for the _________.

• dotted lines / groups

• color

• brightness

5. What is the hottest star in the HR Diagram shown?

• Betelgeuse

• Mira

• Deneb

• Zeta Eridani

Tags

NGSS.HS-ESS1-3

6. What is the brightest star in the HR Diagram shown?

• Betelgeuse

• Mira

• Deneb

• Zeta Eridani

7. What is the dimmest (least bright) white colored star?

• Sirius B

• Mira

• Procyon B

• Zeta Eridani

8. What other white colored star is most similar in brightness to Alcor?

• Altair

• Mizar

• Vega

• Zeta Eridani

9. What type of star is Mira, a red colored star?

• Giant

• SuperGiant

• White dwarf

• Main Sequence

Tags

NGSS.HS-ESS1-3

10. What White Dwarf is the coldest and dimmest star?

• Sirius B

• Barnard's Star

• Mira

• Van Maanen's Star

Tags

NGSS.HS-ESS1-3