Alaser on the south american plate takes a certain amount of time to reach a satellite and bounce back to earth. five years later, the laser takes a little more time to reach the satellite and bounce back. what does this suggest about the south american plate? a. lasers can't tell us anything about tectonic plates. b. the south american plate has not moved over time. c. the south american plate has moved over time. d. the south american plate affects the speed of lasers.

Most short-period comets do not have randomly oriented orbits because

The bubbles in a carbonated soft drink are produced when carbonic acid decomposes to form carbon dioxide and water. in a closed system, this equilibrium exists as why does a carbonated soft drink lose carbonation when the container is left open? a.water evaporates, which favors the formation of h2co3. b.pressure decreases, which favors the formation of h2co3. c.the open container warms up, which causes more gas to escape. d.co2is removed, which favors the formation of h2co3.

How much hereditary information is contain in a human sex cell