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Science > Space > Flashcards

Space Flashcards

1
Q

Name the two bright stars in the constellation, Orion.

A

Betelgeuse

Rigel

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2
Q

Name the bright star in the constellation, Leo.

A

Regulus

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3
Q

Name the bright star in the Little Dipper.

A

Polaris

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4
Q

Name the 4 gas giants in order from the sun.

A

Jupiter
Saturn
Uranus
Neptune

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5
Q

What are the Earth’s seasons caused by?

A

The Earth’s tilt

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6
Q

Define constellation.

A

A pattern of a group of stars in space.

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7
Q

Define universe.

A

Everything that exists including all matter and energy.

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8
Q

Name the major star in Canis Major.

A

Sirius

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9
Q

What does AU stand for?

A

Astronomical unit

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10
Q

What is the term for the day of the year with the most hours of sunlight?

A

Summer solstice.

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11
Q

Name all planets in order from the sun

A 
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Pluto
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12
Q

How many km are there in 1 AU?

A

149,000,000

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13
Q

What are the main gases that make up the sun?

A

Hydrogen and helium

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14
Q

What is between the orbits of Mars and Jupiter?

A

The asteroid belt

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15
Q

Why do planets and moons shine in the sky?

A

They reflect the light of the sun.

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16
Q

Light energy travels in______

A

waves.

17
Q

The Big Bang theory can be used to explain our observations that the universe is _______ and ________

A

Expanding and cooling

18
Q

Which end of the spectroscope shows the hottest of stars?

A

Violet

19
Q

Low mass stars are called_______

A

Red dwarfs

20
Q

List the life cycle of a low mass star.

A

Nebula>protostar>red dwarf>white dwarf>black dwarf

21
Q

List the life cycle of a medium mass star.

A

Nebula>main sequence>red giant>white dwarf>black dwarf

22
Q

List the life cycle of a high mass star.

A

Nebula>main sequence>super giant>super nova>neutron star or black hole.

23
Q

What is the nearest star to earth?

A

The sun

Science (4 decks)

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