Arcology is a type of urban design that combines ecology and architecture to provide sustainable urban growth options. Which statement describes an arcology principle for sustainability? Build smaller buildings
Space buildings farther apart
Create a greenbelt around a city
Purchase inexpensive food

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.

Amines amides and amino acids are categories of

Aresident is five feet tall. what is the measurements in iches