Question

Which of the following is a possible reason that urban sprawl is common even when it has a negative impact on the environment?



a.

extending outward causes more crowded conditions


b.

extending outward is more economical than extending upward


c.

extending outward creates less pollution


d.

all of the above

Answer 1

B

Answer 2

Which describes the properties reflection, absorption, and transmission when a light is shinning on the oval end of a silver spoon?

A.
It reflects a lot of light, transmits almost no light, and absorbs some light.

B.
It reflects almost no light, transmits almost no light, and absorbs almost no light.

C.
It reflects all light, transmits all light, and absorbs some light.

D.
It reflects some light, transmits some light, and absorbs no light.