Whats different between biology and earth science

What is the molality of a solution that is obtained by dissolving 2.922 g of nacl into 1000.0 g of water if the molar mass of nacl is 58.44 g/mol? use molality=moles of solute/kilograms of solvent

35. A student hypothesizes that thick leg muscles are an inherited trait in dogs. The student collects data on several dogs, and the data show that dogs that live outdoors have thicker leg muscles than dogs that live indoors.

Nitrogenous base that occurs in RNA but not in DNA (A) Deoxyribose (B) Ribose (C) Uracil (D) Cytosine (E) Thymine

Nina wants to learn about the toxic effects of chemicals on humans. Which discipline should Nina study?

The lower the energy level of an electromagnetic wave, the A. longer the wavelength. B. shorter the wavelength. C. higher the frequency.

Which phrases describe both Jupiter and Saturn? Check all that apply. (atmosphere contains hydrogen and helium) (has 50 or more moons) (has a density less than that of water) (has multiple rings) (has fast winds and storms)

Which process releases 2260 joules of heatenergy per gram of water into the environment? (1) melting (3) condensation (2) freezing (4) evaporation

Like surface water and groundwater, glaciers shape the land through erosion and deposition. Fill in the blanks to complete each statement about glaciers. Glaciers cause erosion by abrasion and. The sediment deposited by glaciers is called.

What two features make hair a good subject for establishing individual identity? to which layer of the hair shaft are much of these features attributed?

Just so everyone knows this is for science! Sublimation happens to a solid when ... A. the energy increases and the particles move so fast they turn to gas B. the energy decreases and the particles move so slowly they fall C.