Which actions conserve fossil fuels? Choose the two correct answers.

A.
wasting food

B.
riding a bike

C.
planting trees

D.
buying bottled water

E.
using less electricity

clouds form

solid ice forms on leaves.

water droplets form on grass.

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.