Which values do scientists compare when using potassium-argon dating?
o the number of stable and unstable parent atoms
o the number of non-decayed elements left in the rock
the amount of parent and daughter material trapped in the rock
o the amount of gas from the decayed material that has escaped from rock

the answer is 1. photosynthesis. glad to

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

the elements of art are the visual tools that the artist uses to create a composition. these are line, shape, color, value, form, texture, and space.

the principles of art and design are balance, contrast, emphasis, movement, pattern, rhythm, and unity/variety.