Uploaded by Abdo mohamed

Solar System Overview: Planets, Evidence, and Theory

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what is the solar system
The solar system is a gravitationally bound system
comprising the Sun and all the objects that orbit it, either
directly or indirectly. It is part of the Milky Way galaxy and is
located in one of its spiral arms, called the Orion Arm
All solar system planets
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
What is the Mercury
est planet to the Sun. It is a small, rocky
e covered in craters, similar to Earth's Moon.
me temperature variations, ranging from 30°C during the day, due to its thin
can't trap heat. It has a very short orbit,
h days to complete one revolution around the
slow rotation, taking about 59 Earth days to
It has no moons and is often difficult to
due to its proximity to the Sun.
What is the Venus
ond planet from the Sun, and it is often
ister planet" due to its similar size, mass,
n. Venus has a thick atmosphere primarily
dioxide, with clouds of sulfuric acid,
ce pressure about 90 times greater than
net has extreme temperatures, with an
temperature of around 465°C (869°F),
cury, despite being farther from the Sun.
What is the Earth
net from the Sun and the only one known
a diverse surface with oceans, land, and
71% of Earth’s surface is covered by
land. Its atmosphere contains oxygen,
ases, which support life. Earth has
t, and a variety of ecosystems. It’s about
and has a dynamic surface shaped by
ectonics.
What is the Mars
planet from the Sun, often called the "Red
its reddish appearance, caused by iron oxide
e. Mars has a thin atmosphere, primarily
on dioxide, and its surface features include
deserts, and polar ice caps. It has two small
d Deimos. Mars has a day length similar to
6 hours, but a year on Mars lasts 687 Earth
of interest for potential past or present life,
nt water and current seasonal methane
What is the Jupiter
anet from the Sun and the largest in our solar
nt, primarily composed of hydrogen and
d surface. Jupiter has a strong magnetic field
s, including the four large Galilean moons: Io,
and Callisto. It has a prominent storm, the
ch has been raging for centuries. Jupiter's
of clouds of ammonia and methane, and it has
terns. It also has a very fast rotation,
in just under 10 hours.
What is the Saturn
What is the Uranus
nth planet from the Sun and an ice giant. It
y of hydrogen, helium, and water,
thane ices. Uranus has a unique feature: it
with an axial tilt of about 98 degrees,
extreme. The planet has a faint ring system
ons, with the largest being Miranda, Ariel,
and Oberon. Its blue color is due to
osphere, which absorbs red light. Uranus
th years to complete one orbit around the
h and farthest planet from the Sun. It is a
omposed of hydrogen, helium, and water
eep blue color due to methane in its
net is known for its strong winds, some of
r system, and its Great Dark Spot, a
ter's Great Red Spot. Neptune has 14
Triton being the largest, which orbits in
n of the planet’s rotation. Neptune's year
h years, and it takes 16 hours to complete
What is the Neptune
Evidence:
•Definition: Tangible data, facts, or
observations collected through research or
experiments.
•Purpose: To support or refute theories or
claims.
•Nature: Concrete and measurable, coming from
experiments, samples, or observations.
•Example: Fossil records and genetic data
support the Theory of Evolution.
Theory:
•Definition: An explanation or framework for a
phenomenon, developed through observation,
reasoning, and experimentation.
•Purpose: To explain how or why things happen
and predict outcomes.
•Nature: Abstract, evolving with new evidence,
and can be refined or replaced.
•Example: The Theory of Evolution explains
species' changes over time through natural
selection.
References
(the most used)
By : Abdelrahman mohamed and Alaa eldin mohamed
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