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Kevin's Cards > Kevin’s Cards about Celestial Objects > Flashcards

Kevin’s Cards about Celestial Objects Flashcards

1
Q

For centuries People assumed that the Sun and other Stars orbited-or moved around- what

A

Our plant Earth

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2
Q

The Sun orbiting around the Earth is what type of model

A

It is called the Geocentric model of the solar system

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3
Q

What does the Latin root Geo mean

A

Geo means Earth

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4
Q

What does Geocentric mean

A

Earth centered

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5
Q

What model puts the Sun in the middle of our Solar System

A

The heliocentric model

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6
Q

The Latin root helio means what

A

Sun

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7
Q

What does heliocentric mean

A

Sun centered

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8
Q

The invention of what scientific tool around the year 1600 gave scientists a much more accurate view of space from Earth

A

The telescope

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9
Q

Which scientist demonstrated the truth of the heliocentric model

A

Galileo Galilei

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10
Q

What is a star

A

An extremely hot, dense mass of gasses

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11
Q

As the glasses inside stars burn what does the stars give off

A

They give off visible light, as well as other charged particles

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12
Q

Most of the energy that reaches our planet includes what

A

Light and Heat that come from the sun

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13
Q

What sized star is the Sun

A

A medium sized star

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14
Q

What is the most massive object in the Solar System

A

The Sun

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15
Q

The Sun has enough of what that pulls the planets

A

Mass

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16
Q

The sun has enough mass that its gravitational pull and holds what

A

The planets and other objects in the solar system orbit the Sun

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17
Q

What does the Sun spin on

A

The axis

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18
Q

What is the meaning of the word axis

A

An imaginary line through the center of a sphere

19
Q

The Inner Planets are also known as what

A

Rocky or Terrestrial planets

20
Q

Outer planets are made up of what materials

A

Gasses and Liquids

21
Q

What shape are the planets orbits

A

Elliptical or Oval shaped

22
Q

A planet is what type of object

A

A celestial object

23
Q

A planet must orbit around what

A

The Sun

24
Q

A planet must have what shape

A

A nearly Spherical shape

25
Q

A planet must clear the Neighborhood around what

A

Its orbit of Smaller objects

26
Q

What is smaller the Moon or Planets

A

Moon

27
Q

Moons are held in place by what

A

The planets Gravitational pull

28
Q

Which planets don’t have moons

A

Venus and Mercury

29
Q

Most asteroids are located where

A

In the Asteroid Belt

30
Q

What is the definition of an Asteroid

A

Rocky objects that orbit the sun. However, asteroids are too small to be called planets or moons

31
Q

Meteoroid Definition

A

is another rocky rocky object moving in space between the planets. Meteoroids are smaller than asteroids. Most meteoroids that enter Earth are like pebbles.

32
Q

Meteorite definition

A

A piece of a meteoroid ( or an asteroid ) that survives its passage through the atmosphere and strike Earth’s surface.

33
Q

Comet definition

A

Is a small mass of dust and ice that orbits the Sun

34
Q

Coma definition

A

a cloud of dust or gas around the comet

35
Q

Tail definition

A

A trail of dust and gas that stretches behind the comet

36
Q

Meteor definition

A

The heat in the sky as a glowing ball is a meteor. Most burn up before hitting Earth.

37
Q

Gravity definition

A

The force that governs the solar system

38
Q

What makes the Earth revolve around the sun

A

Gravity

39
Q

The smaller the mass the less of what

A

Gravity

40
Q

The larger the mass the greater the what

A

Gravity

41
Q

Gravity is a force of what

A

Attraction

42
Q

Gravity happens between 2 or more objects with what

A

Mass

43
Q

Who created the Law of Universal Gravitation

A

Sir Isaac Newton

44
Q

What does the Law of Universal Gravitation say

A

As the distance between objects with mass increases the gravitational attraction between those objects decrease.

Kevin's Cards (55 decks)

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