Filtering occurs a. some light is absorbed and some light is transmitted b. all light is absorbed c. light reflects off a surface d. all light transmitted

Note: the following questions are unrelated to the balmer series or the martian. refer to your course notes. a sun-sized star will spend most of its lifetime as a: white dwarf b. red giant c. protostar d. main-sequence star

In a stagnant pool of water, a crayfish may spend much of its time lying with one side of its carapace near the surface of the water. in this position, it will move the walking legs on that side in a rhythmic back-and-forth motion. explain the likely function of this behavior.

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above