If a box of quartz weighs 10 kg (precise to ones place), how much does the same volume of corundum weigh? (Use specific gravity.) SHOW WORK.

Which is not part of the definition of a family? two or more related people living together being married or in a partnership a single person living alone choices a and b

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies? a. it's a region that exhibits a weak gravitational pull, thus maintaining a safe distance from the sun. b. it's an area that doesn't experience any major weather events that could cause mass extinctions. c. it's an area that's an optimal distance from the sun for potentially supporting life. d. it's a region that's unaffected by asteroid or meteor impacts.

These issues present challenges for regional urban areas. select all that apply. -housing availability -inadequate services -pollution -reduced population -rural migration