Answer:
The answer is as I think 2 one.
Friction causes moving objects to slow down or stop.
D .Terrestrial biomes are distinguished primarily by their product
B. concept map
Explanation:
The best model to use is a concept map.
The concept map would be a very good one in showing differences between animals with backbone and those without backbones.
A concept map is a graphical model map. It uses pictures, illustrations, graphs e.t.c to present and explain an idea.
They usually begin with the most important idea and then branches off to the subsets.
It is a good way of pitching differences between things.
learn more:
Concept map brainly.com/question/6093690
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