1000
5000
6000 km
2000 3000 4000
depth below earth's surface
what is the approximate thickness of zone c?
a. 650 km
b. 1600 km
d. 2900 km
c.
2250 km

Aneuron is stimulated with an electric pulse. the action potential is detected at a point 3.70 cm down the axon 0.0052 s later.when the action potential is detected 7.20 cm from the point of stimulation, the time required is 0.0063 s. what is the speed of the electric pulse along the axon? (why are two measurements needed instead of only one? )

What causes the force that pushes magma from the magma chamber through the pipe and vent of a volcano?

Will mark brainliest. (20 points) many have pigments structures known as eyespots that detect direction of light. a. b. archaebacteria c. protists d. none of the above