Earth
This word describes the spin on a planet on its axis
Rotation
During the winter in the Northern Hemisphere, the Earth's axis is tilted _______ from the sun.
away
Why does the temperature vary on the Moon?
No atmosphere
Tides are caused by..
the pull of gravity by the sun and moon
When all the moon's surface that faces the Earth is lit up.
Full moon
How long does it take for Earth to complete one rotation?
one day or 24 hours
What shape does the Earth orbit around the sun?
ellipse
What do waning and waxing mean?
Waning = shrinking
Waxing = growing
When the moon as the sun are on the same side of the earth, this causes what to happen to the tides?
Spring tide
waning Moon phase in which only one-half of the lighted side of the Moon can be seen from Earth
third quarter
As the earth orbits around the sun, the temperature is different in different parts of the world due to the tilt of the axis. What is used to describe the temperature of the earth changing throughout the year?
Seasons
It takes 365 and 1/4 days for earth to do a _______ around the sun
Revolution
This phase occurs when the lit half of the Moon is facing away from Earth.
New Moon.
In most parts of the world, how often do high tides happen?
waxing Moon phase in which one-half of the Moon's lighted side can be seen from Earth
first quarter
What causes summer to happen?
Earths tilt on its axis, the hemisphere closest to the sun experiences summer.
What kind of weather would you expect in Australia in September / October?
Beginning of Spring
What phase of the moon is between a New Moon and First Quarter moon?
Waxing Crescent
When there is a high tide on one side of the earth, what is happening on the direct opposite side of the earth?
Another high tide
when the moon is between the Earth and the sun and cannot be seen at night.
new moon
What is the difference between a solstice and an equinox?
Solstice = Longest/shortest day.
Equinox = About equal night to day.
What do we call when the Sun, Earth, and moon are aligned and the moon creates a shadow on the Earth?
A solar eclipse
It takes this long for the moon to orbit around the earth.
29.5 days
Neap Tide
Why don't we have a solar and lunar elipse every month?
The moon orbits the earth at a 5 degree slant.