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Earth Moon Sun Vocabulary Crossword

Across
The amount of time it takes for Earth to rotate on its axis.
Created the laws of gravity.
The phase of the moon when the amount of sunlight area on the moon is decreasing.
A large rise and fall of the tide that occurs at or soon after or before a new or full moon.
The astronomer that lived from 1564-1642 and discovered objects in the universe via telescope.
Dark patches that appear periodically on the sun.
A division of the year that is based on Earth's moon's orbit around Earth.
A theory that the sun is at the center of our solar system.
An eclipse where the moon seems to be darkened as it passes in front of the sun.
A force of attraction between two objects that depends on their masses and the distance between them.
The partial shadow outside of a complete shadow on an opaque body.
The theory that the Earth is at the center of the solar system.
A gas that is colorless, odorless, and flammable.
The shadow of an opaque body where direct sunlight is cut off.
The time it takes for Earth to orbit completely around the sun.
Down
The alignment of 3 celestial bodies.
The assistant to Tycho Brahe, that created his 3 laws of motion.
The point of an object in space on its orbit where it is closest to Earth.
The phase of the moon when the amount of sunlight area on the moon is increasing.
An obscuration of light where the moon blocks the sun on a specific point on Earth.
The process of energy on the sun where protons come together to create a helium nucleus.
A scientific instrument that is launched into orbit around a mass in space to collect data.
The difference in ocean levels at high and low tide.
The minimum range of the tide during the first and third quarters of the moon.
When the sun crosses the plane of Earth's equator.
The point of an object in space on its orbit where it is furthest from Earth.
The inclination of a planet on its axis.
The appearance of a moon or planet at any given time.