Which of the following choices describes the greenhouse effect? A.
the process of fertile land being converted to infertile land
B.
heat trapped in the atmosphere, which causes an increase in Earth’s temperature
C.
radiation of heat and light from the sun, causing daylight hours to be warmer than nighttime hours
D.
the increase in sea levels and coastal erosion caused by global warming

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.