earth and space

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29 Terms

1

Sunspots

cool black storm areas

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2

prominences

storms that looks like arches, last several days

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3

solar flares

last for 15 mins, stronger than prominences

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4

solar wind

stream of high energy particles sent into space

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5

Aurora Borealis

northern lights

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6

Aurora Australis

southern lights

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7

meteorite

When a meteoroid survives a trip through the atmosphere and hits the ground, it's called a __________

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8

meteor

shooting star

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9

meteoroid

space rocks that range in size from dust grains to small asteroids

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10

Asteroid

rocky object that orbits the Sun. They are smaller than a planet but larger than the pebble-size objects we call meteoroids.

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11

Comets

dirty snowballs

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12

Comets

made up of ice, dust and rocky material.

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13

Sun

energy comes from nuclear fusion of hydrogen and helium

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14

Mercury

Rocky

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15

Venus

hottest, aka “morning star”

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16

Earth

third planet from the Sun and the only astronomical object known to harbor life

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17

Moon

natural satellite

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18

Mars

Red planet

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19

Jupiter

fifth planet from the Sun and the largest in the Solar System. A gas giant.

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20

Saturn

sixth planet from the Sun and the second-largest in the Solar System,

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21

uranus

Most (80% or more) of the planet's mass is made up of a hot dense fluid of "icy" materials – water, methane, and ammonia – above a small rocky core.

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22

neptune

eighth and farthest known planet from the Sun.

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23

Pluto

coldest; tilted and elongated orbit NO LONGER classified as a PLANET

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24

Neap tides

occurs when the position of the sun, moon, and earth are at right angles

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25

Neap tides

During this tide, gravitational and centrifugal forces are divided

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26

Spring tide

high tides are higher and low tides are lower than average.

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