Sun-moon-earth system quiz Flashcards
(28 cards)
The sun, moon, and stars appear to rise in the east and set in the west because of the rotation of the ___
Earth
The period from one sunrise or sunset to the next is called the ___
Solar day
The length of time it takes for the moon to go through a complete cycle of phases is called the ___
Lunar month
Annual variations in length of the day and in temperatures are dependent on the ____ where you live
Latitude
The seasons are caused by earths orbit around the sun in combination with the ______
Tilt of earths axis
The hemisphere that is tilted towards the sun experiences ___
Summer
A ____ occurs when the moon passes through earths shadow
Lunar eclipse
On the _____, the number of daylight hours for the northern hemisphere is at a maximum
Summer solstice
On the winter solstice, the number of daylight hours in the northern hemisphere is at its ____
Minimum
During the northern hemisphere’s summer, the sun appears ___ in the sky than it does in the winter
Higher
The lengths of days and night are equal for both the ________________ on during an equinox
Northern and southern hemispheres
When tides are ___ than normal, we call this spring tide
Higher
When tides are ___ than normal, we call this Neap tide
Lower
When the moon is in the ____or ____ phase we experience a spring tide
New or full
The inner portion of the shadow cast on earth by the moon
Umbra
Blocking of the suns light by the moon passing between earth and the sun
Solar eclipse
State at which the moons orbital and rotational periods are equal
Synchronous rotation
Occurs when the moon passes through earths shadow
Lunar eclipse
Length of time it takes for the moon to go through a complete cycle of phases
Lunar month
The daily rise and fall of earths oceans caused by the gravitational pull of the moon and the sun
Tides
Outer portion of the shadow cast on earth by the moon
Penumbra
The act of spinning on an axis
Rotation
The movement of one object around another object
Revolution
The fact that earth observers always see the same side of the moon is explained by the moons ___
Synchronous rotation
