Answer:
The idea model is used to for relationships between variables, such as time and distance, that can be graphed or be placed into an equation. A physical model, on the other hand, is generally used for objects, such as a cell, to show the various parts and their orientation in respect to each other. A computer model is used to track weather patterns and other factors to predict natural events.
Explanation:
Energy flows through an ecosystem and cannot be recycled.
When parallel light rays exit a concave lens the light rays diverge. Option A. This is further explained below.
<h3>What is ray divergence?</h3>
Generally, ray divergence is simply defined as when light rays begin at a point and diverge,
In conclusion, when light rays begin at a point and spread, it is called ray divergence.
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Answer:
62 chromosomes.
Explanation:
Sex cells are formed undergoing meiosis, which means that they contain a haploid number of chromosomes. (Half the number that somatic/body cells contain). 31 is half of 62, which means that the diploid number of chromosomes in the body cells of a giraffe would be 62.