What is the phase of the moon when we cannot see the moon?
new moon
100
What happens when the moon is in the Earth's shadow and the full moon, sun, and Earth are lined up directly?
Lunar eclipse
100
What is the length of time it takes the Earth to revolve around the sun?
365 days or one year
100
What is the motion the Earth does on its axis?
rotate
200
What is the reason for the seasons?
the Earth is tilted on its axis as it revolves around the sun and the angle of sunlight strikes different regions of the Earth
200
What is the phase of the moon that is completely illuminated by the sun?
full moon
200
What happens when the sun is blocked by the moon and the new moon, Earth, and sun line up?
Solar eclipse
200
What is the length of time it takes the Earth to rotate one time on its axis?
about 24 hours
200
What is the motion the Earth does around the sun?
revolve
300
What is the name of the shortest day of the year and the first day of winter?
winter solstice
300
What is the source of the moon's light?
the sun
300
What is the moon phase that a solar eclipse occurs during?
new moon
300
What is the length of time it takes the moon to orbit the Earth?
one month (29.5 days)
300
What is the reason the sun appears to move across the sky?
The Earth is rotating on its axis.
400
What is the name of the longest day of the year and the first day of summer?
summer solstice
400
What is the following moon phase?
The phase just before the full moon?
waxing gibbous
400
What is the moon phase that a lunar eclipse occurs during?
full moon
400
What is the number of times you have traveled around the sun if you are 10 years old?
10 times
400
What is the motion the moon does around the Earth?
revolve
500
What are the names of the days that have equal daylight and night time?
equinoxes
500
What is the reason for the different shapes of the moon?
only part of the moon gives off light reflected from the sun at different times of the month because of the angle of sunlight hitting it as it orbits the Earth
500
What is the reason we don't have an eclipse during every new moon or full moon?
the moon's orbit is on a tilt so the sun, moon, and Earth only line up approximately twice a year for an eclipse
500
What is the number of natural satellites the planet Earth has?
one (our moon)
500
What is the path the Earth takes around the sun and the path the moon takes around the Earth called?