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Bezzdna [24]
3 years ago
11

Which isotope is appropriate for dating rocks that are billions of years old?

Social Studies
2 answers:
svetoff [14.1K]3 years ago
8 0

Answer:

D.) Uranium-238

Explanation:

It's one of the most effective isotope used for radioactive dating in order to determine the age of a rock that is about billions of years old.

(Also took the test)

Nuetrik [128]3 years ago
6 0

Answer:

D. Uranium-238

Explanation:

Explanation: Uranium- 238 is an unstable isotope of uranium. It is one of the most effective isotope used for radioactive dating in order to determine the age of a rock that is about billions of years old.

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Answr: F

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3 years ago
¿Qué países se incorporaron a la Triple Alianza (o Potencias Centrales) después de iniciada la guerra?
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Answer:

Por un lado estaban las Potencias Centrales o la Triple Alianza (Alemania, Italia y el Imperio Austro-Húngaro) y, por el otro, la Triple Entente (Francia, Reino Unido y Rusia).

Explanation:

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7 0
2 years ago
The power of judicial review has remained unchallenged since it was established by which United States Supreme Court decision? a
Rudiy27

Answer: b. Marbury v. Madison

Explanation:

In Marbury v. Madison, the Supreme Court in an opinion written by Chief Justice John Marshall, declared an act of Congress unconstitutional. This was a first and from that day forth (February 24, 1803) the doctrine of Judicial Review was established. It is interesting to note that Thomas Jefferson declared that the concept of Judicial Review was unconstitutional but the decision remains unchallenged.

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3 years ago
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Answer:

Option A is correct

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