Answer: 4
Explanation: There are 4 valence electrons in group 14, the Carbon group.
Answer:
science is different from many other ways of learning because of the way it is done. Science relies on testing ideas with evidence gathered from the natural world.
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One group of reptiles, characterized by the fossil Archaeopteryx, led to the evolution of birds. The correct answer is birds
Answer:
In the natural world, limiting factors like the availability of food, water, shelter and space can change the population of any living organism. Other limiting factors include:competition for resources, predation and disease can also impact populations.
Explanation:
