Geography, 14.02.2020 00:04, GILLIG6003

Use Figure 12-2 to determine the age of a rock sample that contains a parent isotope with a half-life of 100 million years and contains 1/32 of the parent isotope.

a) 200 million years old

b) 100 million years old

c) 500 million years old

d) 300 million years old

Use Figure 12-2 to determine the age of a rock sample that contains a parent isotope with a half-lif

Answers: 2

Show answers

Other questions on the subject: Geography

Geography, 22.06.2019 21:00, amcd2002

Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation

Answers: 1

continue

Geography, 23.06.2019 12:50, 12335555cvusd

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted

Answers: 3

continue

Geography, 24.06.2019 18:30, desireeandrada9

Using examples from various part of the world that is countries, examine the assertion that mere presence of abundant natural resources in a country does not guarantee rapid socio economic development?

Answers: 3

continue

Geography, 25.06.2019 09:00, sneakersolequeen

Where do most people living in australia and new zealand descend from? a. most people living in australia descend from germany, while most people living in new zealand descend from france. b. most people living in australia descend from spain, while most people living in new zealand descend from ireland. c. most people living in australia and new zealand descend from britan and ireland. d. most people living in australia and new zealand descend from spain and france.

Answers: 1

continue

Do you know the correct answer?

Use Figure 12-2 to determine the age of a rock sample that contains a parent isotope with a half-lif...