Answer:
the answer is population growth
Answer:
11 protons
Explanation:
A neutral sodium atom contains 11 protons and 11 electrons. By giving one more electron we get a positively charged Na⁺ ion with a net charge of +1 . But the number of protons remain unchange .
Answer:
1. C. environmental scientists
Explanation:
Environmental scientists serve on matters like the perception of surface methods, assessing alternative energy methods, pollution control and moderation, natural source administration, and the consequences of global atmosphere difference. Environmental issues most ever involve an interaction of environmental, biochemical, and life methods. Environmental specialists bring a methods suggestion to the judgment of environmental obstacles. Key components of an efficient environmental expert involve the capacity to associate space, and time associations as well as quantitative study.
2. A
3. B
Answer:
<u>Why do geologists use the geologic time scale?</u>
Because of the time span of Earth's past is so great, geologist use geologic time scale to show Earth's history.
<u>What is the geologic time scale?</u>
The geologic time scale is a record of the geologic events and the evolution of life forms as shown in the fossil record.
<u>How do scientists develop the geologic time scale?</u>
Scientists first developed the geologic time scale by studying rock layers and index fossils worldwide. With this information,scientists placed Earth's rocks in order by relative age. Later, radioactive dating helped determine the absolute age of the divisions in the geologic time scale.
<u>What do the divisions of geologic time scale depend on?</u>
The divisions of the geologic time scale depend on events in the history of life on Earth.
Hope these help, :)
Answer:
it's C it's C it's C it's C it's c
