Distinguish between a solar eclipse and a lunar eclipse, and explain how each occurs
What will be an ideal response?
Eclipses occur with alignment of the Sun, Moon, and Earth. Both Earth and the Moon cast shadows into space due to illumination by the Sun. When the shadow of the Moon is incident on Earth, observers in the shadow region witness a solar eclipse. When the shadow of Earth is incident on the Moon, Earth observers witness a lunar eclipse.
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Transported soils are designated by their parent rock composition and climate (e.g., tropical basalt
soil). Indicate whether the statement is true or false.
In Investigation ?.?, you determined the total volume of water in the
ice sheets (Table ?, page ??) and the total surface area of the oceans (Table ?, page ?). Write those values below, including the proper units of measurement. What will be an ideal response?
That we may have to look for several causes contributing simultaneously to a case of biodiversity loss is evident in the study of
A) colony collapse disorder in honey bees. B) eutrophication of marine ecosystems. C) the decline of commercial fish species by overfishing. D) invasive species introduced through the pet trade.
Satellites are used to map the ocean floor because ________
A) they are affected by surface weather B) they can't cover areas where ships have not produced surveys C) they can only "see" small areas of the seafloor at one time D) the shape of the ocean surface reflects large features on the seafloor E) they are inexpensive to build and launch