First, solar energy is converted to thermal energy when?
Plsss help this is so hard!!

Which scientific design has both practical limitations and limitations due to scale? studying the effect of bleach on the growth of mold spores exposing cultures of duckweed to different intensities of light observing the replication of dna molecules with a hand lens using colored marbles to model a cross between two colors of rabbits

Which prefix mean under less or below

Which label correctly identifies what x represents in the concept map?