- Our Earth in Space.
- Face of the earth./Globe/Map.
- Movements of the Earth/Rotation/ day/night/
- Latitude/parallels/Longitude/Meridians/half -circle/same size/
- Parallel go round the earth/Smaller away from Equator.
- Directions/North/South/East/West.
- Scale in maps.
- Earth/ Home of all living beings/ people/animals/plants.
- One of the eight planets. Earth.
- Nine planets. Mercury/Venus/Earth/ Mars/Jupiter/Saturn/Uranus/Neptune.
- Mer/VEar/MarJuSa/UN. MVEMJSUN.
- Solar system: Sun and the eight planets.
- Sun. A STAR.
- Star: huge balls of very hot gases.give off heat and light.
- Planets: No light of their own.
- Can be seen only when the sunlight falls on them.
- Closer plane to the Sun. Mercury.
- Path of planet round the Sun. Orbit.
- Mercury nearer to Sun smaller is its path.
- Mercury goes round the Sun once in 88 days,
- Earth takes 365 1/4 days to go round the Sun.
- Neptune takes 164 years for one revolution.
- Revolution: The movement of planets around the Sun.
- Mercury and Venus are hot because closest to the Sun.
- Uranus Neptune are very far away from the Sun.
- They are cold planets.
- Why Earth has life in it? because getting correct amount of light and heat.
- Satellites: smaller bodies moving around the planet.
- No satellites for Mercury and Venus
- Earth has one satellite. the Moon.
- Satellites and planets have no light of their own. Can be see n only with the help of Sunlight.
- Moon goes round the earth in 28 days.
- New Moon. When it is between Sun and Earth.(No moon)
- Full Moon. When it is between
- Moon has phases changing every day for 14 days.
- it is called waxing growing ,waning becoming smaller and smaller.
- A full moon is always opposite the sun. That’s why it looks full to us. At full moon, the moon and sun are on a line, with Earth in between.
- At new moon, the moon is in the middle position along the line. At full moon, Earth is in the middle.
