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Chapter 8-Planet Earth and Its Moon. ___________ spinning of a planet, moon, or star around its axis. Rotation. _____________ movement of one object around another. Revolution. __________ path an object follows as it revolves around another object. Orbit.
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___________ spinning of a planet, moon, or star around its axis. Rotation
_____________ movement of one object around another Revolution
__________ path an object follows as it revolves around another object Orbit
________a shape that is like a circle stretched out in opposite directions. Ellipse
Eclipse __________ event in which one object in space gets between the sun and another object.
_______________ event in which the moon passes through Earth’s shadow. Lunar eclipse
Solar eclipse ___________ event in which the moon passes between the sun and Earth.
NASA ________ the government agency that runs the U.S. space program.
Earth’s movements ________________ cause changes in patterns that are seen in the sky.
Earth makes a rotation on an imaginary axis in about _________. 24 hours
The ____________ depend on where the sun, moon, and Earth are. moon’s phases
Each time the moon rotates on its axis, _____________________ it revolves once around Earth
eclipse In an _______, an object in space casts its shadow on another.
NASA uses technology such as the ___________ and _________________ to study space. space station the Hubble Telescope
_____________ has changed greatly as a result of space exploration. Communication