1. UNIT 10
PLANETS

2. PLANET

3. SATELLITE

4. SURFACE OF A PLANET

5. METEOR

6. UNIVERSE
-Our universe is everything that exists throught time and space.
-Object and energy exist in time and space.
-Galaxies, stars, planets, asteroids, comets etc.
-We can’t imagine how large it is.

7. GALAXY
-A galaxy is a group of stars. Gas, dust, star clusters and dark matter exist in galaxies.
-Our solar system is in the Milky Way Galaxy.
-There are billions of galaxies in the universe.

8. SOLAR SYSTEM
-There are planets, moons, asteroids, comets, minor planets and lots of other objects in solar system.
-Our solar system is a part of the Milky Way Galaxy.
-In every 250 million earth years, the solar system goes around the centre of the Milky Way.

9. MERCURY
IT’S THE FIRST PLANET. IT IS VERY HOT.

10. VENUS
IT’S THE SECOND PLANET.
IT’S VERY HOT, TOO.

11. EARTH -THE EARTH IS OUR PLANET. -LIFE EXISTS ONLY IN THIS PLANET.
-ALL THE CONDITIONS OF EARTH ARE SUITABLE FOR LIFE.
-THE EARTH ROTATES AROUND ITSELF WITHIN 24 HOURS AND AROUND THE SUN WITHIN 365 DAYS AND 6 HOURS.
-THERE IS WATER ON 70% OF ITS SURFACE.
-ITS ATMOSPHERE STOPS RADIATION FROM THE SUN.
-IT HAS A SATELLITE, THE MOON.

12. MARS -IT’S THE FOURTH PLANET.
-ANOTHER NAME OF THIS PLANET İS “RED PLANET”.
THE ATMOSPHERE OF THİS
-PLANET İS PİNKİSH.
-DUST STORMS CHANGE THE SURFACE OF MARS.
-THE ATMOSPHERE İS VERY THIN, SO IT CAN’T KEEP THE SUN’S HEAT WİTHIN THE ATMOSPHERE.
-IT’S A COLD PLANET.

13. JUPITER IT’S THE LARGEST PLANET IN SOLAR SYSTEM.
THERE’S THICK, POİSONOUS GASES SURROUNDING IT.
IT’S A COLD PLANET.
IT ALSO HAS A LOT OF MOONS.

14. SATURN THERE ARE VIOLENT STORMS ON THE SURFACE OF SATURN.
IT HAS A RING.
IT HAS LOTS OF MOONS,TOO.
ITS MAGNETIC FIELD IS STRONG.

15. URANUS
URANUS IS THE FIRST PLANET THAT SCIENTISTS DISCOVERED BY TELESCOPE.
IT IS A COLD PLANET.

16. NEPTUNE
IT IS LARGE AND COLD PLANET.