How do sensory receptors communicate a stimulus to the brain? (1 point) muscle cells
o electrical signals
O corpuscles
pressure waves

9) a & b

10) true.

11) false.

12) false.

13) true.

14) false.

15) true.

16) true.

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industry had made the u.s. the richest nation in the world at this time. the second industrial revolution caused growth in industry and transportation, which allowed increased trade between nations. click to let others know, how is it

the telephone is the answer

b. the american revolution