How do sand dunes move? a. wind carries sand up the windward side of the dunes and drops it over onto the leeward side b. wind carries sand up the leeward side of the dune and drop it over onto the windward aide c. ocean waves and gravity move the dunes d. sand dunes don’t move

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

Approximately percent of the energy created by cell metabolism is used by the body to carry on its normal functions, such as respiration, digestion, reproduction, muscular movement, circulation, and cellular regrowth.

Grade 91.)the gravitational pull from the moon words).2.) what is the rate of gravitational 3.)if you drop a hammer, is it more likely to drop handle side down, head side down, or equal chance that it will land either way? why? 4.)a car moves 60km east and 90km west.a.) what is the distance the car traveled? b.) what is the car's displacement5.)what is the average velocity of a car that moved 60 km south in 3 hours? 6.) a car starts from rest and acceleration to 60 m/s over a time of 5 seconds. what is the acceleration of the car? 7.)what is the speed of an object at rest?