Ecosystems Vocabulary Flashcards
The path of an object in space as it surrounds another object due to gravity
Orbit
The Star and the objects that orbit it
A Solar System
Millions- Billions of Stars that are held together in a group by their gravitational pulls
A Galaxy
Space and all the energy and matter inside of it
The Universe
An object that orbits another object
A Satelite
A round pit left on a planet after another abject hit it.
An Impact Crater
An imaginary line that a planet or object rotates
Rotation lines
A movement of one body around another
Revolution
A pattern of weather changes
A season, Example: Fall or Summer
A position in orbit where a planet’s position to a star makes it shine on both e hemispheres
Equinox
A position in Orbit which one hemisphere of a planet gains the maximum sunlight
Solstice
A plain of solidified lava on a moon
A Mare
When an object shadows over another object
It’s an Eclipse
A dark shadowed central region that’s surrounded by a lighter shadowed region
An Umbra
A lighter shadowed region surrounding a darker one
A Penumbra
The Average distance from a star
An Astronomical Unit
An oval or flatten circle
An Ellipse
A rocky or solid planet
A terrestrial planet
A large planet that is primarily made of gas
A Gas Giant
A small icy body that orbits a star
A Comet
A small solid rocky body that Orbits the sun
Asteroid
A brief streak of light caused by an object entering earth’s atmosphere
Meteor
A small object from outer space that passed through Earth’s atmosphere
Meteorite
An Earth Centered theory of the Solar System
Geocentric
