The wavelength of a wave is 0.5 meters, and its period is 2 seconds. what is the speed of this wave?

The energy needs of a human population are not affected by

Identify any four organelles that should be present in the eukaryotic organism and describe the function of each organelle

Rachel ate a piece of fruit and happened to drop the seeds in her backyard. after a few weeks, she saw a small plant with flowers growing in the backyard. which group does this plant belong to? a. angiosperms b. gymnosperms c. pteridophytes d. bryophytes e. chytrids