Plasmas/Plasma objects/Nucleosynthesis/Quiz

Nucleosynthesis is a lecture and an article about the production of chemical elements via nuclear fusion, fission, or related processes.

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1 Quiz
2 Hypotheses
3 See also
4 External links

Quiz

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1 Which of the following is not a phenomenon associated with green astronomy?

	photographs of the planet Venus taken in 1999
	Alpha Centauri A
	ionization cones
	a moderately intense aluminum line at 5593.302 Å
	a xenon emission line at 541.915 nm
	the lithium beta line

2 True or False, Some observed properties of the Sun still defy explanation, such as the degree of Li depletion: the solar Li abundance is roughly a factor of 200 below the meteoritic abundance. This has been confirmed using the lithium 555.2 nm line.

	TRUE
	FALSE

3 A laboratory solution to the discrepancy between the Spite plateau abundance and the predicted value of the primordial lithium abundance is lithium depletion through?

4 True or False, Boron has an emission line in the yellow.

	TRUE
	FALSE

5 A possible solution to the discrepancy between the Spite plateau abundance and the predicted value of the primordial lithium abundance is lithium depletion through?

6 True or False, Beryllium has an emission line in the cyan.

	TRUE
	FALSE

7 Which of the following are radiation astronomy phenomena usually associated with lithium emission?

	a green emission line
	nucleosynthesis
	an orange line at 610.3 nm
	the Spite plateau
	lithium-drifted silicon detectors
	the Fraunhofer E line
	asymptotic supergiant branch
	an infrared line at 812.6 nm

8 True or False, Lithium has an emission line in the blue.

	TRUE
	FALSE

9 Which of the following is not a phenomenon usually associated with solar wanderers?

	green aurora
	oxygen
	production of ⁷Be
	carbon or C₂
	airglow
	nitrogen
	olivine

10 True or False, Beryllium has an emission line in the blue.

	TRUE
	FALSE

11 Radiation astronomy may help to detect what type of astronomical object?

	a stellar class M dwarf
	the hydrogen Balmer alpha line
	the photosphere of the Sun
	extrasolar planets
	lithium
	the CMB

12 True or False, Of some 824 red giant stars, lithium is detected in several stars.

	TRUE
	FALSE

13 Which of the following is not a phenomenon associated with red astronomy?

	a stellar class M dwarf
	the hydrogen Balmer alpha line
	the photosphere of the Sun
	an emission with a wavelength of 618 nm
	lithium
	"cometary knots"

14 True or False, Lithium has an orange line at about 671 nm.

	TRUE
	FALSE

15 Which of the following is not a phenomenon associated with green astronomy?

	a stellar class G dwarf
	the hydrogen Balmer beta line
	the photosphere of the Sun
	an emission with a wavelength of 618 nm
	"ionization cones"
	boron ion emission

16 True or False, Boron has an emission line in the blue.

	TRUE
	FALSE

17 Phenomena associated with some brown dwarfs are which of the following?

	lithium
	a temperature well below the stellar range
	methane absorption
	the lithium test
	X-rays
	T dwarfs

18 True or False, Beryllium has an emission line in the orange.

	TRUE
	FALSE

19 Infrared astronomy has really helped to detect what type of astronomical object?

	a stellar class G dwarf
	the hydrogen Balmer alpha line
	the photosphere of the Sun
	extrasolar planets
	lithium
	the CMB

20 True or False, Boron has an emission line in the cyan.

	TRUE
	FALSE

21 Complete the text:

The standard solar models have enjoyed tremendous success recently in terms of agreement between the predicted

and the results from

but some

of the Sun still defy explanation, such as the degree of

depletion.

22 Yes or No, Beryllium has an emission line in the yellow.

	Yes
	No

23 Which of the following is not a characteristic of meteoritic lithium abundance?

	light elements may have been formed by the irradiation of interstellar matter
	closely matches the solar abundance
	not diminished by nucleosynthesis
	not destroyed by nuclear fission reactions
	may have been produced by cosmic-ray spallation