Earth and Space 7D

Rotation

• the action of one object moving completely around another in an orbital path

• an imaginary line that runs through both poles of a planet

• turning or spinning on an axis

• the path an object, such as a planet, takes as it revolves around another object

Revolution

• turning or spinning on an axis

• an imaginary line that runs through both poles of a planet

• the path an object, such as a planet, takes as it revolves around another object

• the action of one object moving completely around another in an orbital path

axis

• an imaginary line that runs through both poles of a planet

• an object that orbits another object in space

• the path an object, such as a planet, takes as it revolves around another object

• the air that surrounds Earth

orbit

• the action of one object moving completely around another in an orbital path

• the path an object, such as a planet, takes as it revolves around another object

• turning or spinning on an axis

• the rising and falling of the ocean's surface

solar system

• each of the four divisions of the year marked by particular weather patterns and daylight hours

• the shape of the lit part of the moon as seen from Earth

• the eight planets, the moons, and other objects that orbit the Sun

• the partial or total blocking of light of one object by another

seasons

• each of four divisions of the year marked by particular weather patterns and daylight hours

• the conditions of the atmosphere at a particular time and place

• the weather conditions in a particular place over a long period of time

• the air that surround the Earth

tides

• the partial or total blocking of light of one object by another

• water that falls to Earth's surface as rain, snow, sleet, or hail

• the rising and falling of the ocean's surface

• a large hole in the ground caused by an asteroid

eclipses

• the rising and falling of the ocean's surface

• the partial or total blocking of light of one object by another

• the shape of the lit part of the moon as seen from Earth

• the air that surrounds Earth

moon phases

• the shape of the lit part of the moon as seen from Earth

• a large hole in the ground caused by an asteroid

• the air that surround the Earth

• an object that orbits another object in space

What is the tilt of the Earth's axis?

• 17.5 degrees

• 23.5 degrees

• 25.5 degrees

• 35.5 degrees