What factors in earth's relationship to the sun make life on earth possible? a. the distance from the sun allows for the right amount of light absorption b. the distance from the sun allows for the right intensity of heat. c. the gravitational pull of the sun on the earth keeps it from straying out into space d. the heat from the sun allows for liquid water on the surface of earth

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.

the total distance that martina travels that day is

(distance from home to mom's office) plus (distance from mom's office to school)

plus (distance from school to library) plus (distance from library to friend's house)

plus (distance from friend's house to martina's house).

(we don't know what any of these distance actually is.)