Science Vocabulary: Set 5 Crossword

________________ Characteristics: defining traits or features
One thickness, or fold laid or lying over or under another
A large area of flat land with few trees
A large natrual elevation of Earth's surface rising abruptly from the surrounding level; a large steep hill
The upper layer of Earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic remains, clay, and rock particles
A solid made up of a bunch of different minerals
The envelope of gases surrounding the Earth or another planet
The planet that all known life exists on
The star at the center of our solar system that supplies heat and light to Earth; its enormous gravity keeps the solar system in orbit
To spin on an axis
An imaginary line that goes through the center of the Earth
____________ Cycle: the rotation of the Earth that causes the apparent movement of the sun across the sky
The path of an object in space
To travel around another object in space in a circle or oval
Phase of the moon where we can not see the moon from Earth
Bowl-shaped indents or cavities on the surface of a planet, moon, or asteroid that are caused by a collision with another object
Phase of the moon where the whole moon appears lit up
About one week after the Full Moon, when only half the moon is lit up
About one week after the New Moon, when only half the moon is lit up