Place the following images in a sequence to represent the life cycle of a mid-sized star:

5, 7, 10, 11, 13, 20, 23

5 10 7 23 11 13 20

5 – CFHT Optical Image of M42 – The Orion Nebula10 – William Hartmann Illustration of Proto-Planetary System7 – SOHO (Extreme UV) Image of the Sun23 – Jeff Bryant Artist Illustration of a Red Giant11 – Hubble Image of NGC 244013 – Hubble Image of NGC 3132 - the Eight Burst Nebula 20 – U Leicester UK Artist Illustration of a White Dwarf

Place the following images in a sequence to represent the life cycle of a massive star:

4, 5, 9,12, 15, 16, 24

5 15 4 9 12 16

5 – CFHT Optical Image of M42 – The Orion Nebula15 – David Malin (AAO) Image of Pleiades Open Cluster 4 – Hubble Image of Red Supergiant Betelgeuse 9 – Hubble Optical Image of Eta Carina12 – Chandra X-ray Image of Cas A Supernova Remnant16 – CXC Artist M. Weiss Illustration of a Black Hole24 – Chandra X-Ray Image of the Crab Pulsar

24

or

These two images sets can be combined as stellar nurseries produce stars of different stellar masses

5

10 7 11 13 20

15

23

9416

24

12

or

Other images can be included also…

8 10 21 11 13 2

9

7

17

14

8 15 4 1219

8 – Hubble Optical Image of M16 Stellar Nursery14 – Hubble Optical Image of Proplyd in Orion Nebula21 – Hubble Optical Image of T-Tauri Star6 – Hubble Optical Image of V838 Mon

9 – Optical Hubble image of Eta Carinae19 – Dave Shaver Illustration of Supernova Event17 – Hubble Optical Image of Cas A Supernova Remnant

6

16

24

5

Place the following images in a sequence thatresults in a Type Ia supernova object:

3, 5, 7, 10, 11, 13, 18, 20, 22, 23

5 10 7 23 11 13 20

18 322

Some of the possible sequences for the evolution of a mid-sized star from formation to final end product

5 10 7 23 13 20

5 108 7 23 13 2

A

B

C

D

5 8

8 14 7

7

6

623

13

13

2

10 1

20

21

11

11

11

Some of the possible sequences for the evolution of a massive star from formation to final end products

5 10 20

19

108 14 15

A

B

C

524

8 14

4

2415 199

1720

21 9

16

15 4

19 20

Some of the possible sequences for the evolution of a mid-sized star to a Type Ia supernova event

205 108 7 23 13

A

B

5

8

3

14 7

3

623 13

18

2 22

22

21

11