The tilt of the Earth along with Earth revolving around the Sun gives us seasons. In summer time, the North Hemisphere is tilted towards the Sun, what exactly does this give that region?
More direct sun light and longer days
100
Earth rotates on it's imaginary axis. What does the rotation give us?
Day and Night
100
How is it that we are able to see any of the moon at night?
The moon reflects the light from the sun.
100
When one celestial body moves into the shadow of another celestial body, what is occurring?
an eclipse
100
During the 2 equinoxes a year, the Earth receives equal amounts of daylight hours and night time hours. When do these equinoxes occur?
March and September
200
What happens to the 0.25 days on each year?
We don't use the 0.25 days until leap year and then we take the 4 (1/4's) and create an extra day. February 29th
200
How long does it take for Earth to rotate once on it's axis?
24 hours (1 day)
200
About how long does it take for the moon to revolve around the Earth?
29.5 days or 1 lunar month
200
About how long does it take for the moon to move from new moon to full moon?
About 2 weeks (it is half of the lunar cycle)
200
When the Sun, Earth, and moon form a right angle (1st and 3rd Quarter) and the difference is tides are less, we call this __________ tides.
neap tides
300
The Sun appears to rise in the east and set in the west. Why is this?
Because the Earth rotates on it's axis counter clockwise.
300
How much of the Earth receive sunlight at any given time?
one-half (50%)
300
Tides are mainly caused by ____________________
the gravitational pull from the moon
300
A few times a year, during full moon, the Moon moves into Earth's shadow. What is this called
lunar eclipse
300
When the Sun, Earth, and Moon are in a straight line causing extra high high tides and extra low low tides, we call this ___________ tides.
spring tides
400
If you are living in the Northern Hemisphere, how long would it take to go from Winter to Summer?
About 1/2 a year (about 182.5 days) because the Earth would have made 1/2 a revolution
400
What is the path called that planets take as they move around the Sun?
orbit
400
What moon phase is seen when the moon appears on the right hand side about 36% illuminated?
Waxing Crescent
400
A couple times a year, during new moon, the moon casts its shadow on the Earth. What is this called?
Solar Eclipse
400
The solstices occur twice during the year and the Earth receives the greatest and least amount daylight hours. When do the solstices occur?
June and December
500
Which part of the Earth is the most constant in terms of amount and hours or sunlight?
the Equator
500
How long does it take for Earth to travel once on it's orbit around the sun?
365.25 days (1 year)
500
When the lit up portion of the moon gets smaller in the night sky it is considering ____________.
waning
500
People vacationing at the ocean would experience a high tide when their part of Earth rotates into the tidal bulge.
True or False
True
500
What do we know about the difference in seasons between the northern and southern hemispheres?
the seasons are opposites of each other
Summer in Northern Hemisphere = Winter in Southern Hemisphere