Properties of Earth
Earth’s Seasons
Moon Phases
Eclipses
Characteristics of the Moon
100
A sphere that is slightly squished.
What is the shape of the Earth?
100
The figure below shows the September Equinox. This season is occurring within the Northern Hemisphere.
What is fall (autumn)?
100
The changes in the moon’s appearance, as seen from Earth.
What are the moon phases?
100
When either the moon or Earth blocks out the sun from reaching the other.
What is an eclipse?
100
The type of rock that the moon’s surface mostly made of.
What is igneous rock?
200
This pulls objects towards the center (or core) of the Earth.
What is gravity?
200
The day the Sun reaches its highest or lowest extreme.
HINT: There are 2 that occur annually (One in Dec. and one in June).
What is a solstice?
200
When the moon looks like it is getting smaller each night.
What is waning?
200
The darkest part of the Moon or Earth's shadow.
What is an umbra?
200
This is the amount of the moon that is lit up by the Sun at all times.
What is 50% or half?
300
The imaginary vertical line around which the Earth spins.
What is Earth's axis?
300
When the Earth's days and nights are equal in length and when the Sun is directly over the equator.
HINT: There are 2 that occur annually (One in March and one in Sep.).
What is an equinox?
300
When the moon looks like it is getting larger each night.
What is waxing?
300
The lightest part of the Moon or Earth's shadow.
What is a penumbra?
300
This is the leading theory for the moon’s creation.
What is the Big Whack?
400
When the Earth spins around its axis.
HINT: One of these movements takes approximately 24 hours (1 Day) to complete.
What is a rotation?
400
This is the season that is occurring in the Northern Hemisphere.
What is winter?
400
A mostly lit moon.
HINT: This moon phase appears before and after a full moon.
What is a gibbous moon?
400
This is the type of eclipse that is shown below.
What is a partial lunar eclipse?
400
The dark spots that can be seen on the light side of the moon.
What are sunken plains?
OR
What are seas?
OR
What are maria?
500
When the Earth moves (orbits) around the Sun.
HINT: One of these movements takes about 1 year (365.25 Days) to complete.
What is a revolution?
500
This is the season occurring in the Southern Hemisphere.
What is winter?
500
This is the moon phase labeled as "F" in the diagram below.
What is a waning crescent?
500
This is the type of eclipse you would see ff the moon’s umbra was casted over the city you lived in.
What is a total solar eclipse?
500
The craters on the surface of the moon that were created by ancient meteor showers.
What are impact basins?