Quiz 31, Chapter 10, pp. 351-357 Flashcards Preview

8th Science - Earth and Space > Quiz 31, Chapter 10, pp. 351-357 > Flashcards

Flashcards in Quiz 31, Chapter 10, pp. 351-357 Deck (10):
1

The visible part of the sun

photosphere

2

what is the outermost layer of the sun's atmosphere

corona

3

tremendous bursts of energy caused by magnetic stress within the sun

solar flares

4

bubbles that cover the surface of the photosphere

granules

5

what is the distance light travels in one year

light year

6

to determine the distance to a star, astronomers measure the angle called

stellar parallax

7

dark patches on the sun caused by the sun's magnetic field

sunspots

8

brightness of a star as it appears to an observer on the earth

apparent magnitude

9

larger than normal convection cells that cover the sun's surface and last from 12 to 24 hours

supergranules

10

thin layer of the sun's atmosphere that releases ultraviolet radiation

transition region

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