Radioactive dating enables geologists to determine

the absolute ages of rocks.

the relative ages of rocks.

the age of the atoms in a rock.

the half-life of a fossil organism.

A person is under 18 years of age. On Minnesota public waters when is it legal for this person to operate a motorboat with a 35 horse power enjine

Eras of geologic time are subdivided into what? A. Scales B. Epochs C. Decades D. Periods

Pacific islanders divide double hulled sailing vessels called

What kind of government was established with France's first written?

Why doesn't radiometric dating of basalt on the ocean floor provide us with an absolute age for the planet earth? Select one: a. New oceanic crust is produced every day b. Black smokers alter the rock so radiometric dating is ineffective c.

Scroll over to Iceland and find the Reykjanes Ridge. Do you see how close these volcanoes along this ridge are to Europe? Could they have caused enough smoke and ash to shut down air travel there because of visibility?

1 The human genome project identified the sequence of base pairs in human DNA and identified several g would least likely lead to a scientific investigation based on these findings? Are certain humans more likely to develop genetic diseases?

Mars has no weather. True False

Which of the following bodies of water is not located along Canada's coasts? a. Beaufort Sea b. the Gulf of Mexico c. the Arctic Ocean d. Hudson Bay

What causes the wind? A) The earth's orbit around the sun B) The earth's rotation on its axis. C) The layers of the earth's atmosphere. D) Uneven heating of the earth's surface by the sun.