Explain the forces that affect motion in plants including emergence of seedlings, turgor pressure, geotropism, and phototropism.

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from

Ageologist determines that a sample of a mineral can't be scratched by a steel nail but can be scratched by a masonry drill bit. based on this information, the sample mineral has to be softer than a. orthoclase. b. fluorite. c. apatite. d. corundum.