What do you think is a challenge for cliff swallows living in this new environment that would explain an increase in the number of swallow roadkill seen in the 1970s, after the highway was completed?

When species lose their habitats they may..

Study the image of this rock.which characteristic best supports its formation from sedimentary processes? it has many layers.it is coarse-grained.its grain shape is round.its texture is non-banded.

Which statement describes compounds a. compounds are made of one type of atom. b. compounds cannot be represented by models. c. compounds are represented by chemical formulas. d. compounds cannot be broken down into simpler forms.