Boris is riding his bike on a path of hard sand. when he rides on a paved path, he can pedal his bike more easily. he can ride more easily on pavement because there is less a) drag. b) lift. c) friction. d) gravity.

Which measure of an earthquake depends on how close you are to the focus?

Which statement describes how favorable traits in a population relate to natural selection? they are the only traits that ever exist in the population. they build in the population over time. they are rarely passed on to offspring. they are found only in a few individuals within the population.

Earths energy sources include both renewable and nonrenewable resources. name at least three sources of energy that could be used in your house. then describe the ideal energy source for generating most of your homes electricity, and explain why you chose that source. can someone give me some ideas, i’m kinda confused.