As Earth rotates on its axis, it wobbles like a spinning top, and this wobble is known as the ____ of Earth’s axis
a. ?precession
b. ?eccentricity
c. ?obliquity
d. ?tilt
e. ?orbit
ANSWER: a
Environmental & Atmospheric Sciences
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Lignite and bituminous coal are ____ rocks
a. metamorphic b. igneous c. tectonic d. ore e. sedimentary
Environmental & Atmospheric Sciences
What physical clues and evidence prove that these landmasses were together 225 million years ago as Pangaea, and why do scientists think the continents are drifting (continent and sea-floor movements)?
What will be an ideal response?
Environmental & Atmospheric Sciences
The basal unit of the transgressive Kaskaskia sequence is marked by extensive black shale
deposition. Indicate whether the statement is true or false.
Environmental & Atmospheric Sciences
Compare and contrast neritic and pelagic sediment deposits
What will be an ideal response?
Environmental & Atmospheric Sciences