Study Guide – 8th Grade Astronomy Mid-Unit
Words to go over:
REVIEW ALL VOCAB!
Astronomy:
Heliocentric:
Solar System:
Solstice:
Axis:
Ellipse:
Geocentric:
Equinox:
Revolve:
Rotation:
Revolution:
Time Zone:
Hemisphere:
Equator:
Orbit:
Temperate Climates, Polar regions, areas near the equator – how many seasons? What are they?
Know the astronomers
Where is the Tropic of Capricorn and the Tropic of Cancer?
When are the longest and shortest days of the year?
When is leap day?
What is the angle of the tilt of Earth?
Describe Seasons and Revolution. (what causes them and how this is different on each hemisphere)?
Describe Rotation and Day and Night.
How many days in a leap year?
How often do these occur and why?
What are the real names of each equinox?
What is the shape of the planet’s orbit?
What causes the oceans tides?
About how long does one cycle of the moon’s phases last?
Draw the phases of the moon. What are they caused by?
What % of the moon is lit by the sun?
If Earth’s axis were tilted 50o, what would be the result? How about if there is no tilt?
When does a solar eclipse occur? When does a lunar eclipse occur?
How long does it take for Earth to go once around its axis?
When is the Earth closest and furthest from the sun? Does this affect our seasons?
Why doesn’t the moon shine as bright as the sun?
What is a spring tide?