Flashcards in Science Vocab Deck (34):
The path of an object in space as it moves around another object due to gravity.
2. Solar System
The sun and its family of orbiting planets and moons and other objects.
A lot of stars held together by their own gravity.
All existing matter and space considered as a whole.
A machine that orbits a planet or star.
6. Impact Crater
A small pit left from an object that struck the planet.
7. Axis of rotation
An imaginary line about which a turning body such as Earth rotates.
The movement of one object orbiting around another object.
Each of the four divisions of the year. Resulting from the earth's position with the sun.
A position of time when the sun shines equally on both hemispheres.
When one hemisphere gets maximum sunlight.
12. Lunar Mare
Lava on the moon.
The partial blocking of light.
A light shadow that surrounds a dark central region.
16. Astronomical Unit (AU)
Average distance from the sun.
An oval or a flattened circle.
18. Terrestrial Planet
A planet that has a rocky surface.
19. Gas Giant
A large planet that consist mostly of gasses in a dense form.
A small rocky body orbiting the sun.
A celestial object consisting of a nucleus of ice and dust.
A streak of light that passage through the earth's atmosphere.
A small object that passage through the earth's atmosphere that strikes the ground.
Earth centered theory of the solar system.
A Sun centered theory of the solar system.
A force which tries to pull objects toward each other.
The rise and fall of the oceans caused by the gravitational of the moon and sun.
The increase of the Illuminated surface of the moon.
The decrease of the Illuminated surface of the moon.
30. Gibbous Moon
More than half but less than fully illuminated.
31. Crescent Moon
The Illuminated surface is less than a quarter Illuminated.
32. Full Moon
The entire surface of the moon is illuminated.
33. New Moon
The entire surface of the moon is not Illuminated.