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Chapter 2 Solar System
Solar System
28
Science
5th Grade
02/18/2009

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Cards

Term
spinning motion of an object on its axis
Definition

rotation

Term
an object in space that resembles the earth in size, density, and rocky composition
Definition
terrestrial planets
Term
the sum of everyting that exists
Definition
universe
Term
materials that are very close together
Definition
dense
Term
the force that causes bodies to be attracted to each other
Definition
gravity
Term
a natural or human-built object that orbits around another object in space
Definition
satellite
Term
hypothesis that describes how the universe began with a huge exposion
Definition
big bang theory
Term
the gases that surround a planet, held by gravity
Definition
atmosphere
Term
rock and ice particles that create a circle around some planets
Definition
rings
Term

a large planet that is made up mostly of gaseous and liquid substances with little no solid surfaces

Definition
gas giant
Term
representation relationship between the sun and the planets in which the planets revolve around the sun
Definition
heliocentric model
Term

planets and other objects that orbit around the sun

any star and the object that revolve around it

Definition
solar system
Term

Yes or No

The atmosphere of a planet protects the planet from meteors or asteroids

Definition
yes
Term

Yes or NO

Pluto is now considered a minor planet

Definition

yes

Term

Yes or No

All planets have satellites

Definition
no
Term

Yes or No

The moon is a satellite

Definition
Yes
Term

Yes or No

The outer planets are about the same size as the inner planets.

Definition
no
Term

Yes or No

Mars has been visited by manned space ships.

 

Definition
No
Term

Yes or No

The four inner planets and the four outer planets are separated by the asteroid belt.

Definition
Yes
Term

Yes or No

The geocentric model was thought up by Copernicus

Definition
No
Term

Yes or No

Sirius is the center of the solar system.

Definition
No
Term

Yes or No

The inner planets are made up of rocky dense materials

Definition
Yes
Term

Yes or No

According to the Big-Bang Theory, the solar system was formed when clouds of matter condensed

Definition
No
Term

List the inner planets

M

V

E

M

Definition

Mercury

Venus

Earth

Mars

Term

List the outer planets

J

S

U

N

Definition

Jupiter

Saturn

Uranus

Neptune

Term
In the geocentic model of the universe stars and plenets revolve around the _____________
Definition
Earth
Term

In the heliocentric model the planets revolve around the

___________

Definition
sun
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