A student creates a model of the human arm from wood sticks and strings. pulling the string causes the lower wooden stick to rise, as shown in the diagram. how does the model relate to how the body structure allow the body to move?

Vegetation that grows along the floors of tropical and temperate forests is called undergrowth. how is the undergrowth of a tropical rain forest most likely to differ from the undergrowth of a temperate forest? a. a tropical rain forest's undergrowth most likely experiences periods of dormancy during colder weather. b. a tropical rain forest's undergrowth most likely experiences periods of dormancy during rainy weather. c. the undergrowth of a tropical rain forest most likely requires less sunlight. d. the undergrowth of a tropical rain forest most likely requires more sunlight.

Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a