The milky way galaxy contains

  a. 

billions of stars but not the objects in orbit around them.

  b. 

only the objects found in the solar system.

  c. 

all of the stars throughout the universe.

  d. 

billions of stars and the objects in orbit around them.

What is the "great pacific garbage patch"? (a) a large area of marine debris concentrated by rotating ocean currents (b) a large area around the pacific rim where debris collects from natural disasters such as tsunamis (c) an area in the pacific ocean where trash is intentionally dumped due to lack of landfill availability (d) a large trash dump located in hawaii

What did the pattern of earthquakes in the wadati-benioff seafloor zones show scientists? a.) earthquakes occur where the ocean floor reaches its highest temperatures. b.) many earthquakes take place 700 kilometers below the seafloor. c.) slabs of ocean floor return to the mantle in subduction zones. d.) ocean - trenches cause earthquakes.

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