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SCMS Sem One Voc 6

Sun, Earth, Moon Relationships Vocabulary #6

QuestionAnswer
Rotation Any object that is spinning on its axis. Ex: The spinning of Earth on its imaginary axis, which takes about 24 hours to complete and causes day and night to occur.
Revolution Any object that is circling another object. Ex: The Earth’s yearlong elliptical orbit around the Sun.
Axis A line that is drawn through the center of an object. Ex: The Imaginary vertical line that cuts through the center of Earth and around which Earth spins.
Spring Tide A line that is drawn through the center of an object. Ex: The Imaginary vertical line that cuts through the center of Earth and around which Earth spins.
Neap Tide A line that is drawn through the center of an object. Ex: The Imaginary vertical line that cuts through the center of Earth and around which Earth spins.
Waxing Describes phases following a new moon as more of the Moon’s lighted side becomes visible. (Add wax to make is shine)
Waning Describes phases that occur after a full moon, as the visible lighted side of the Moon grows smaller. (when you wane, it sounds like whine, and we want you to go away)
Gibbous This is when more than one quarter of the moon is visible, but it has not yet reached the full moon.
Gravitational Attraction The force of attraction between all masses in the universe. The force of the attraction increases as mass increases. Ex: The Sun’s pull on the Earth.
Centrifugal Force The explanation of an apparent outward pull that is experienced as an object travels in a circle. This is not a real force but the apparent outward pull is increased as mass, speed or distance from the center point increases.
Created by: pam_brooks