The Planets
Earth is the _____ planet from the sun.
Third
What is true for a solar eclipse?
The moon is between the sun and Earth
Earth's rotation on its axis causes _______
The seasons
TRUE OR FALSE: Every part of the Earth is receiving the same amount of sunlight
FALSE
TRUE OR FALSE: All planets are the same size
What is true for a lunar eclipse?
The Earth is between the sun and moon
Approximately how long is one rotation?
24 hours
Approximately how long is one revolution?
365 days
In 2004 the Hubble space telescope captured images of distant star clusters, each containing about a million stars. These star clusters were MOST likely part of which structure?
a galaxy
The greater mass a planet has, the _________
the greater gravitational pull it has
A full moon occurs approximately how often?
Every 30 days
The length of time between night and day on Earth varies throughout the year. This time variance is explained primarily by
Earth's angle of tilt on its axis
What keeps Earth in orbit around the sun?
The sun's gravitational pull
What would happen if Earth did not tilt on it's axis?
There would be no seasons
The pull of gravity on Earth has the greatest effect on what?
the moon
two weeks
About how much of the Earth is experiencing daytime and how much is experiencing night time at any given moment?
half of the Earth is experiencing daytime and half is experiencing night time
What season are we experiencing when the northern hemisphere is tilted towards the sun?
Summer
Every day, the Moon rises a little more than a half an hour later than it rose the day before. Which statement BEST explains this phenomenon?
One Earth rotation is faster than one Moon revolution around Earth.
What is the correct order of the planets?
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
List the phases of the moon, in order, starting with the new moon.
New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Third Quarter, Waning Crescent
Earth's axis is always pointed towards what?
The North Star
What season are we experiencing when the northern hemisphere is tilted away from the sun?
Winter
List three ways the Earth and moon interact
tides, moon phases, and eclipses