Eclipses and Tides Notes Scanned

University:
University of North Texas
Course:
BIOL 1700 | Biology
Academic year:

2023
Views:

0

Pages:

2
Author:

Memer Godboi

Eclipses Vocabulary Umbra - Central darker part of the shadow where light is totally blocked Penumbra - light part of a shadow where light is partially blocked Label: Sun, Earth, moon, umbra, penumbra Two types of eclipses (1) Solar eclipse - when moon's shadow passes over Earth during New Moon * Total Solar - seen from umbra - moon covers sun completely * Partial Solar - seen from penumbra (2) Lunar eclipse - moon moves through Earth's shadow Tides vocabulary Tide - Daily rise + fall of sea level - moon's gravitational force causes water to bulge - As moon moves, bulge moves Two types of tides Tide | Effect on high and low tides | Moon phases | Sun, Earth, Moon positioning | Image |---|---|---|---|---| Spring | - Sun + moon gravity combines - Higher high tides + lower low tides | New Moon + Full moon | aligned | [Diagram of Spring Tides] Neap | - Lower high tides + higher low tides | First + Third quarters | Sun, Earth, Moon at right angles (perpendicular) | [Diagram of Neap Tides]

Eclipses and Tides Notes Scanned

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