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