Astronomy Flashcards

0
Q

What did john f kennedy do

A

President who gave nasa the mission to land on the moon before 1970

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1
Q

What is astronomy

A

The study of all things physical beyond earth

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2
Q

Date they landed on moon

A

July
20
1969

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3
Q

What did neil say

A

One small step for man

One giant leap for mankind

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4
Q

Magnetic fields on the surface of the sun cause giant storms

A

Solar flares

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5
Q

Spots on the sun’s surface that are cooler and darker i. Appearance caused from small magnetic fields.

A

Sunspots

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6
Q

Who helped us understand the process of nuclear fusion

A

Albert Einstein

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7
Q

The process where two or more nuclei join together into a larger nucleus

A

Nuclear fusion

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8
Q

Average star that is similar to other stars in the milky way galaxy

A

Sun

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9
Q

The force of gravity felt between two objects is based on the
Mass
How close

A

Law of universal gravitation

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10
Q

What are the three laws of planetary motion

A

Planets move in elipse
Planets move faster when closer to sun
If you know how ling a year is u can find distance

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11
Q

Who developed the law of planetary mortion

A

Kepler

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12
Q

The distance light travels in one year

A

Light year

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13
Q

When moon blocks sun

A

Solar eclipse

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14
Q

When the moon travels into the earths shadown

A

Lunar eclipse

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15
Q

How do we see different phases of the moon

A

Depending on how the sunlight is hitting the moon

16
Q

A natural satellite of a planet

A

Moon

17
Q

Something that orbits a planet

A

Satellite

18
Q

What causes seasons

A

The earths tilt

19
Q

Who was copernicus

A

Said the sun was the center of the solar syste

20
Q

Who was ptolemy

A

Thought earth was center of universe

21
Q

Who developed modern calendar

A

Pope gregory XII

22
Q

Length of year

A

365.242 days