Pyroclastic material includes lava that hardens in the air during eruption. a. True
b. False

Which season has the least amount of rain in the northern latitudes

Which of the following best describes the purpose of a nation’s boundaries? a. to limit the movement of goods and people b. to make it easier for cartographers to create maps c. to make the movement of goods and people easier d. to prevent other countries from invading territory

Hey, i was what is consisted in a sustainable city? like what unique designs they have, etc. for answering ; )