Our Solar SystemSANTI [Autoguardado]

Realizado por los alumnos del PROGRAMA PROFUNDIZA de la secci贸n de El Peral

Our S o l ar Syste m

1.) Planets and beyond 1.1 Planets 1.2 Asteroids 1.3 Comets 2.) The Earth 2.1 2.2 2.3 2.4 2.5 2.6

Rotation Gravity The tild of the Earth Season Shadows Activities

Solar systems, galaxies and the Universe (Basically, everything in the universe orbits around something else) OUR SUN is one of millions of stars that orbit the centre of‌

THE MILKY WAY, which is one of a billion galaxies that orbit AND move away from the centre of‌ THE UNIVERSE 21/10/12

There are EIGHT planets in our solar system: Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune Pluto

The Planets The Earth 21/10/12 1.1 Planets 1.2 Asteroids 1.3 Comets

The inner four rocky planets at the center of the solar system are:    

The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

Mercury Venus Earth Mars

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The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

Planet nearest the sun Second smallest planet Covered with craters Has no moons or rings About size of Earth’s moon

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The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

Sister planet to Earth Has no moons or rings Hot, thick atmosphere Brightest object in sky besides sun and moon (looks like bright star) Covered with craters, volcanoes, and mountains

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The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

Third planet from sun Only planet known to have life and liquid water Atmosphere composed of composed of Nitrogen (78%), Oxygen (21%), and other gases (1%).

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The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

Fourth planet from sun Appears as bright reddish color in the night sky Surface features volcanoes and huge dust storms Has 2 moons: Phobos and Deimos

The outer planets composed of gas are :     The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

Jupiter Saturn Uranus Neptune

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The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

Largest planet in solar system Brightest planet in sky 60+ moons, 5 visible from Earth Strong magnetic field Giant red spot Rings have 3 parts: Halo Ring, Main Ring, Gossamer Ring.

Saturn     

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The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

6th planet from sun Beautiful set of rings 31 moons Largest moon, Titan, Easily visible in the night sky Voyager explored Saturn and its rings.

Uranus     

The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

7th planet from sun Has a faint ring system 27 known moons Covered with clouds Uranus sits on its side with the north and south poles sticking out the sides.

Neptune

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The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

8th planet from sun Discovered through math 7 known moons Triton largest moon Great Dark Spot thought to be a hole, similar to the hole in the ozone layer on Earth.

Outermost Planet

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Pluto, the outermost planet, is a small solid icy planet is smaller than the Earth's Moon.

The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

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9th planet from sun (usually) Never visited by spacecraft Orbits very slowly Moon, Charon, is very close to Pluto and about the same size.

Pluto The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

Asteroids  

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Small bodies Believed to be left over from the beginning of the solar system billions of years ago 100,000 asteroids lie in belt between Mars and Jupiter Largest asteroids have been given names

The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

Comets

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Small icy bodies Travel past the Sun Give off gas and dust as they pass by

The Planets 1.1 Planets 1.2 Asteroids

The Earth 1.3 Comets

The Earth orbits the sun every‌ ‌year (365 1/4 days)

The Planets

The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows 2.5 Moon phases 2.6 Activities

The Earth is kept in orbit by the force of‌

Gravity ‌and by the fact that is it moving at a high velocity

The Planets

The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows 2.5 Moon phases 2.6 Activities

Gravity also keeps the moon in orbit around the Earth. The moon orbits the Earth every‌ ‌month (28 days)

The Planets

The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows 2.5 Moon phases 2.6 Activities

Gravity is ________ if the planet has more mass:

Earth

Jupiter The Planets

The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows 2.5 Moon phases 2.6 Activities

The Earth is tilted on an axis North pole

South pole The Planets 21/10/12

The Earth

2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows 2.5 Moon phases 2.6 Activities

The Earth spins on its axis every ___ (__ hours)

The Planets

The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows 2.5 Moon phases 2.6 Activities

Because of this spin the sun rises in the ______ and sets in the ______

21/10/12

The sun appears lower in the _______ than it does in the ______: Summer

Winter

Longer shadows in winter 21/10/12

While the Earth is spinning the side that faces the sun is in ________

The Planets

The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows 2.5 Moon phases 2.6 Activities

The Earth is divided up into the northern hemisphere and the southern hemisphere:

Northern hemisphere

Southern hemisphere

The Planets

Equator The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows 2.5 Moon phases 2.6 Activities

The tilt of the Earth on its axis is also responsible for the seasons:

The Planets

The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows 2.5 Moon phases 2.6 Activities

Two things happen because of this tilt:

1) The days are longer during the summer 2) The weather is warmer during the summer

The Planets

The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows 2.5 Moon phases 2.6 Activities

How much of the moon we see depends on where the moon is in its orbit:

Appearance:

The Planets

The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows

2.5 Moon phases 2.6 Activities

Appearance:

The Planets

The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows

2.5 Moon phases 2.6 Activities

Appearance:

The Planets

The Earth

21/10/12 2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows

2.5 Moon phases 2.6 Activities

Writing Activity ď Ž

Write a paragraph about the solar system. Include 3 facts covered in this presentation.

CLICK

Solar Solar System System Activities Activities

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The Planets

Order the Planets Planets Solar System Activities Solar System

The Earth

2.1 Rotation 2.2 Gravity 2.3 The tilt of the Earth 2.4 Season and shadows 2.5 Moon phases

2.6 Activities

THE END