When a supergiant explodes, a occurs.

A supernova may leave behind a , which is the size of a large city.

When the outer portion of a red giant expands and is blown away, a is left behind.

The most-massive stars may become , which are not directly detectable.

1.) Supernova

2.) neutron star

3.) white dwarf

4.) blach holes

Explanation:

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yes i have all the correct answers

1. c 6. b. 11. c

2. a 7. d. 12. d

3. c 8. b. 13. c

4. d 9. c. 14. d

5. c 10. d. 15. a

16. d. 21. a

17. d.

18. a. 22-30 you must do on

19. d. your own

20. d.

answer; ///animal spirits;