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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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It's worth 15 points, please help!
strojnjashka [21]
Mountain formation like this guy said
7 0
3 years ago
Narcissism is the tendency to view one’s own culture or group as superior to others.
Jobisdone [24]

Answer:

false

Explanation:

excessive interest in or admiration of oneself and one's physical appearance.

selfishness, involving a sense of entitlement, a lack of empathy, and a need for admiration, as characterizing a personality type.

self-centeredness arising from failure to distinguish the self from external objects, either in very young babies or as a feature of mental disorder.

3 0
2 years ago
About what percent of people who wait to start drinking until after age 21 develop a dependence on alcohol at some point later i
guajiro [1.7K]

The percentage of people who develop alcohol dependence some time in life if they start drinking after 21 is 9%.

<h3>Why is it recommended to only drink after 21?</h3>

Of the people who begin to drink earlier than 21, more than 30% of them will develop alcohol dependence at some point in their lives.

Those who start drinking after 21 however, will have more control which is shown by only 9% of them developing alcohol dependence later in life.

Find out more on alcohol dependence at brainly.com/question/5851849

#SPJ1

4 0
1 year ago
¿Qué implica que la filosofía sea problematizadora?
nika2105 [10]

Answer:

no tengo ni idea de im lo siento buena suerte, sin embargo

Explanation:

and please don't speak in Spanish use google translate

3 0
3 years ago
One of the oldest and most trustworthy practices used to prevent wood and other moisture-sensitive materials from decaying is __
In-s [12.5K]

Answer:Separation from

Explanation:

In order to Prevent wood and other moisture-sensitive materials from decaying is to separate from a constant uptake of moisture from the ground.

wood started rotting when moisture percentage goes beyond  20% and fungi started to grow and feed on cellulose. The wood needs to be wet in order to continuously deteriorate.

if we restrain the moisture from wood and other moisture-sensitive material then their life can be increased to a great extent.

7 0
3 years ago
Read 2 more answers
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