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qwelly [4]
3 years ago
5

You find a rock sample with radioactive atoms present. 25% of the original radioactive atoms were present, how many half lives

have passed
Biology
1 answer:
diamong [38]3 years ago
5 0

Answer:

Im literally taking a test that my teacher made and i have no idea what the answer is

Explanation:

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The Galapagos Islands would be found in the Pacific Ocean.  From the nearest point in the United States, they are about 2,636 miles away.
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What process of change describes a woman who quits smoking after seeing an aunt die of lung cancer?
Kruka [31]

The given case describes the situation of emotional arousal.

The emotional arousal is the state, in which the alertness of the body increases due to the increase in the emotions.

In this case, the death of the woman's aunt, leaves a emotional remark to her. As she knows that smoking causes lung cancer, she feels very emotional and quits smoking.

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An artificial reef has been built from old tires. How could this artificial reef actually be more harmful to the environment tha
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As the tires broke down, they released potentially harmful chemicals into the water.
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A straight paver has a length of 10 cm, a width of 5 cm and a thickness of 5 mm. What is its volume in cm3 then in L​
mash [69]

5mm = 0,5 cm

volume:

10 * 5 * 0,5 =>25 cm³

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25 * 0,001 => 0,025L

4 0
3 years ago
Which biological process is described in the passage below?
Ivanshal [37]

Answer:

The biological process described is the process of excretion which occurs as part of the excretory system

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Therefore the excretory system is a system that consists of organs which remove metabolic wastes and toxins from the body through various processes

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