Rotation / Revolution is when the earth moves on its axis.
Rotation
......... is the closest planet to the Sun.
Mercury
_______ is larger than Earth, but ________ is smaller than Earth.
Larger: Neptune, Uranus, Saturn, Jupiter Smaller: Mercury, Venus, Mars
HOW do black holes are created?
A black hole is created when a big star explode.
READ the information about one planet from the Solar System: Planet where 7 billion people live. There are lots of animals and plants, and an atmosphere protects them from meteoroids. The name of the planet is:
This is the planet Earth.
Put in order SMALLEST TO LARGEST: Universe, Planets, Galaxy, Solar System
Planets-->Solar System-->Galaxies-->Universe
____________ is covered by 70% water.
Earth
True or False : Comets are lumps of dust, ice and rock that orbit the Sun.
True
Astronomy is a science that studies:
stars and the universe.
The word solar means the ------.
The Sun
________ travel through Earth's atmosphere and hit Earth's __________.
Meteorites, surface
Revolution causes the ....... ........ .
seasons
The planets move around the Sun. This is called revolution / rotation.
revolution
The Solar System is located in WHAT galaxy?
The Solar System is located in Milky Way galaxy.
Meteors burn brighter than the rest are also known as _______.
Fireballs
How are comets and asteroids different?
Comets have tails, asteroids don't. Asteroids are made of rock, comets are made of ice and dust.
What does the earth orbit around?
The sun
Where can we find meteoroids?
Asteroid Belt between Mars and Jupiter
Earth is the largest ______________.
Terrestrial Planet
Which planet is referred to as Earth's Twin? Why?
Venus, because they are close to the same size
The Moon is a ..................... of the Earth.
satellite
True or False : Asteroids are small rocky bodies that orbit the sun
True
We use the .......... to look at the sky.
telescope.
Shooting stars are ________.
Meteors
Why does the tilt of the Earth create seasons?
Because the angle of sunlight varies on different parts of the Earth at different times of the year.
.......... is the red planet.
Mars