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Sun, Earth, Moon
vocabulary for unit
| Question | Answer |
|---|---|
| The axis of the Earth always points to this star | Polaris |
| The tilt of the Earth's axis is..... | 23.5 degrees |
| When describing the phases of the moon, what term means "to get bigger?" | waxing |
| The spinning of Earth on its axis that causes day and night to occur. | rotation |
| The imaginary line extending from the North Pole to the South Pole going through the center of Earth | axis |
| Weather changes due to varied amounts of sunlight (both intensity and number of daylight hours received.) Caused by the tilt of Earth during revolution | seasons |
| Earth's year-long elliptical orbit around the Sun | revolution |
| Getting smaller refers to what when describing the phases of the moon | waning |
| Entire moon is illuminated | Full moon |
| Phase of the Moon when it is between the Sun and Earth | New moon |
| Half the disk with the lighted side on the right | First quarter |
| Shape of the Moon that is less than a quarter moon | Crescent moon |
| Shape of the Moon that is greater than a quarter moon, but not full | Gibbous moon |
| Half of the disk with the lighted side on the left | Third quarter |
| Daily changes in the level of ocean water | Tides |
| Tides with the largest daily tidal range; occurs when the Sun, Earth, and Moon line up with each other | Spring tide |
| Tides with the smallest daily tidal range;occurs when the Sun, Earth, and Moon form a 90 degree angle | Neap tide |
| Type of eclipse that occurs when the sun, moon, and earth are lined up | solar eclipse |
| Type of eclipse that occurs when the sun, earth and moon are lined up | lunar eclipse |
| What phase of the moon occurs during a solar eclipse? | new moon |
| What phase of the moon occurs during a lunar eclipse? | full moon |
| How many days does it take for us to go through the phases of the moon? | 29.5 days |
| What is the order of the sun, earth, and moon during a new moon? | SUN-MOON-EARTH |
| How many days between the 8 phases of the moon? | 3.5 days |
| When looking at a waxing crescent or waxing gibbous, what side is the lighted side found on? | Right |
| When looking at a waning crescent or waning gibbous, what side is the lighted side found on? | Left |
| How long does it take the Earth to make one revolution around the sun? | 365 days |
| How long does it take the Earth to rotate once on its axis? | 24 hours/1 day |