Objects in Space
These are small rock like objects that we call "shooting stars" as they burn up in our atmosphere. They are called something different if they hit Earth.
Meteoroid/Meteor/Meteorite
These are the four inner planets. (in the correct order)
Mercury, Venus, Earth and Mars
What is the standard unit of distance in space, equal to the distance from Earth to the Sun @ 93, 000, 000 miles.
Astronomical Units
The amount of time it takes Earth to revolve around the Sun one time.
365 days / 1 year
Put these in the correct order from least massive to most massive. Galaxy, Solar System, Universe, Planet
planet, solar system, galaxy and universe
These are large rock like objects in space that could hit Earth. There is a belt of them in our solar system.
Asteroids
These are the four outer planets. (in the correct order)
Jupiter, Saturn, Uranus and Neptune
This unit of measurement is equal to 6 trillion miles, which is equal to how far light travels in one year.
Light Year
The number of planets in our solar system.
Eight
Which planet has the longest orbital period?
Neptune
Comet
Which planets are the terrestrial planets? (in the correct order)
Which unit of measurement would we use for distances within our Solar System?
Astronomical Units
The number of stars in our solar system.
One
What is the most massive object in our solar system?
The Sun
These are natural satellites that orbit planets.
moons
Which planets are known as the true Gas Giants?
Jupiter and Saturn
Which unit of measurement is used for distances beyond our solar system?
Light Years
The number of stars in our galaxy.
Billions
The current model of our Solar System is known as the ____________ model because it has the Sun in the center.
Heliocentric
This is comprised of a star with planets orbiting around it.
solar system
Which planets are known as the Ice Giants?
Uranus and Neptune
Which planet is the furthest away from us?
Neptune
The number of galaxies in the universe
Billions
The old model of our Solar System is known as the ____________ model because it had the Earth in the center.
Geocentric