Answer:An open system exchanges matter and energy with its surroundings (for example, an ecosystem). ... Strictly, closed systems do not occur naturally on Earth, but all the global cycles of matter, for example,the water and nitrogen cycles, approximate to closed systems.Sep 18, 2020
Explanation:
All accept for “in some cultures there’s an increased risk for certain diseases” and “the populations live at extreme altitudes” because both of these statements do not relate to cultural values
Answer:
C) A form of precipitation requires melting and refreesing as they fall towards the ground.
Explanation:
Rain must freese to form <em>ice crystals</em> in order for hail to occur.
I am joyous to assist you at any time.