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Welcome to Astronomy!. Find your place in Space!. Astronomy. The study of the Moon, Stars, and other objects in space. Rotation. Rotation is a planet spinning on its’ axis. An axis is an imaginary line through the poles Causes night and day One rotation = One day. Revolution.
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Welcome to Astronomy! Find your place in Space!
Astronomy • The study of the Moon, Stars, and other objects in space.
Rotation • Rotation is a planet spinning on its’ axis. • An axis is an imaginary line through the poles • Causes night and day • One rotation = One day
Revolution • Revolution is the movement of one object around another • An orbit is the path an object takes as it revolves • One revolution = One year
What causes night and day? • A. Rotation • B. Revolution • C. Astronomy
One ___________ =One year • A. Rotation • B. Revolution • C. Astronomy
One Rotation= One __________ • A. Day • B. Revolution • C. Year
Seasons • Caused by Earth’s tilt • 23.5 degrees
Solstice • Occur in June and December • When the sun is directly over head at 23.5 degrees North or South • Creates the longest and shortest days of the year
Equinox • Occur in March and September • When the sun is directly on the equator • Means equal day and night
What causes seasons? • A. Rotation • B. Revolution • C. Tilt
The longest day of the year is the_________. • A. Summer solstice • B. Winter solstice • C. Fall Equinox • D. Spring Equinox
What is the shortest day of the year? • A. Summer solstice • B. Winter solstice • C. Fall Equinox • D. Spring Equinox
What comes after the summer solstice and is has equal day and night? • A. Summer solstice • B. Winter solstice • C. Fall Equinox • D. Spring Equinox
Review • What is rotation? • What is revolution? • What causes the seasons? • What is a Solstice? • What is an Equinox?
Credits • Created by Michelle Riccobene • All video from KLVX video streaming • All pictures from Google Images ( www.google.com )