vocab and other stuff ;]
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| The first day of the Season of Summer. On this day (JUNE 21 in the northern hemisphere*) the Sun is farthest north and the length of time between Sunrise and Sunset is the longest of the year | SUMMER SOLSTICE
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| The first day of the Season of Winter. On this day (DECEMBER 22 in the northern hemisphere*) the Sun is farthest south and the length of time between Sunrise and Sunset is the shortest of the year | WINTER SOLSTICE
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| Summer: December 22 | southern hemisphere solstice
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| Winter: June 21 | southern hemisphere solstice
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| The first day of the Season of Spring - and the beginning of a long period of sunlight at the Pole. In the northern hemisphere: MARCH 20 (the Sun crosses the Equator moving northward) | SPRING EQUINOX
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| In the southern hemisphere: SEPTEMBER 22 (the Sun crosses the Equator moving southward) | SPRING EQUINOX
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| The first day of the Season of Autumn - and the beginning of a long period of darkness at the Pole. In the northern hemisphere: SEPTEMBER 22 (the Sun crosses the Equator moving southward). | AUTUMN EQUINOX
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| In the southern hemisphere: MARCH 20 (the Sun crosses the Equator moving northward). | AUTUMN EQUINOX
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| the study of the moon,stars,and other objects in space | astronomy
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| the imaginary line that passes through the earth's center and the north and south poles | axis
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| the spinning motion of a planet around its axis | rotation
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| the movement of the one object around another object | revolution
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| the path of an object as it revolves around another object in space | orbit
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| each 24-hr cycle of day and light is | day
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| why is an extra day added to February every four years | we added the extra day to the shortest mouth instead of wasting a day
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| what causes day and night | the rotation of earth around the sun
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| why is it warmer near the equator than near the poles | equator, sunlight hits earth's surface more directly
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| is a measurement of distance from the equator expressed in degrees north or south | latitude
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| each of the days of the year when the sun is overhead at either 23.5 degrees south or 23.5 degrees north | solstice
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| each of the two days of the year when neither hemisphere is tilted toward or away from the sun | equinox
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| what causes the phases of the moon,eclipses, and tides. | the positions of the moon,earth and the sun cause the following
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| what side of the moon always faces earth | nearside
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| what shape is the moon orbit | oval
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| the different shapes of the moon you see from earth are | phases
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| how often dies the moon go through a whole set of phases | each time it revolve around earth, that it about once a month
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| what does the phases of the moon you see depend on | how much sunlit side of the moon faces earth
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| new looks like | you see nothing
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| first quarter looks like | half of the lighted side of the moon (right)
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| full moon looks like | you can see the whole moon
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| third quarter looks like | half of lighted side of the moon (left)
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| waning gibbous looks like | almost all of it is lighted except the little curve on the right is not light
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| waning crescent looks like | almost nothing is showing except the little curve on the left is light
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| waxing gibbous looks like | almost all of it is lighted except a little curve in the left side is not light
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| waxing crescent looks like | almost all of it is not lighted except a little curve on the right is not light
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| the moon phases in order | full moon, waxing gibbous, first quarter, waxing crescent, new moon ,waning crescent, third quarter, waning gibbous ,
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| true of false, half of the moon is almost always in sunlight | false
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| how long after the last new moon until a new moon occurs again | about 29.5 days
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| when the moon's shadow hits earth or earth's shadow hits the moon what occurs | a eclipse
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| what are the two types or eclipse | solar and lunar
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| what occurs when the moon passes between earth and the sun blocking the sunlight from reaching earth | solar eclipse
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| the darkest part of the moon's shadow and cone shape | umbra
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| larger part of the shadow and part of the sun is visible from earth | penumbra
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| what is the arrangement of earth, moon,and sun during a lunar eclipse | earth is directly between the moon and the sun
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| the rise and fall of level of the ocean | tides
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| what force pulls the moon and earth toward each other | gravity
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| what does the force of gravity between two objects depend on | on the masses of the objects and the distance between
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| true or false, the sun has no influence on earth tides | false
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| what factors can make tides vary even in places that are close to each other | where they and how close there are to the moon
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| for every force or action there is an equal and opposite force or | reaction
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| how many stages do multistage rockets have | 6
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| what happens to each stage when it uses up its fuel | the empty fuel container drops off
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| what did the development of multistage rockets make possible | to send rockets to the moon and farther into space
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| what is a satellite | is any natural or artificial object that revolves around an object in space
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| what is the 1st artificial satellite | sputnik 1
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| what are three thing satellite can do | communication, navigation, collecting weather data
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| a large satellite in which people can live for long periods is | space station
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| what are the USA, Russia, and many other countries cooperation to build in space | international space station
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| why are shuttles called shuttles | they can go back and forth or shuttle between earth and space
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| true or false, since 1981, space shuttles have been the main way that the US launches astronauts and equipment into space | true
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| the diameter of the moon is ______ earth's diameter | half
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| theory of the moon's origin | a large earth, material from earth outer layer breaks off, the martial from earth is thrown into orbit creating the moon
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| in ____ who made the telescope | 1609 an Galileo Galileo
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| 3 features on the moon | craters,highlands,maria
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| round pits on the surface of the moon are | craters
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| what are craters cause by | the impacts of meteoroids from space
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| which president of U.S launched the space exploration | j f k
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| the 1st space craft | surveyor
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| who is the 1st person to walk on the moon | Neil Armstrong
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| how have scientist learned about the material that make up the moon's surface | the astronauts collect , material
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