Sky Science

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Do stars emit or reflect light?

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Sky science test....thats it

27 Terms

1

Do stars emit or reflect light?

They emit light.

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2

What are stars like?

Nonstop nuclear explosions.

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3

What does ‘‘Equinox” mean?

Equal night.

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4

What is earths natrual satellite?

The moon.

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5

How long does it take for the moon to orbit the earth?

Around 29.5 days or a month

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6

What does waning mean?

Getting smaller.

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7

What does waxing mean?

Getting bigger.

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8

What order is in a lunar eclipse?

Sun - earth - moon

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9

What is the outside shadow part earth of earths shadow called?

Penumbra.

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10

The inside part of earths shadow?

Umbra.

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11

Does the moon look red in a lunar eclipse?

Yes.

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12

Order of solar eclipse?

Sun - moon - earth.

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13

What happens in a solar eclipse?

The sun looks like its being covered by the moon.

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14

What is an almost full solar eclipse called?

The diamond ring.

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15

Order of the eight planets?

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

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16

What kind of way does earth revolve?

Elliptical.

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17

Does the earth revolve or rotate around the sun?

Revolve.

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18

What does “Solstice” mean?

The sun stand still.

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19

How long does it take for earth to orbit the sun?

365.25 days.

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20

How long does it take for the suns light to reach earth?

Around 8 minutes.

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21

What is the closet star to earth?

The sun.

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22

The percent of the sun light reaching the moon?

50%.

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23

Are the stars and the sun one of the only objects that emit light?

Yes.

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24

Does the moon orbit the earth counter-clockwise or clockwise?

Counter-clockwise

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25

What direction does the sun rise and set?

Rise at east, set at west.

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26

Do the stars move?

No, they don’t, the earth spins making them look like they move.

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27

What is the North Star called?

Polaris.

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