Answer:
D
Explanation:
A) it is mentioned that 1 cup of water was added to each column which shows that the amount of water added to eahc column was constant, or the same
B) it is mentioned that the cylinder contained equal volumes of different sized particles, which means volume fo particles is constant as there are equal volumes
C) It is also reasonable to assume that the columns are identical as its not mentioned that they weren't, thus makking this variable constant
D) It is mentioned that small particles of marble and large particles of granite were used, this is the independent variable or the variable we change to look at the different reactions, since there re 2 different substances(marble and granite) being used the type of substance is NOT constant
Answer: The compositional, mechanical and outermost layer
Explanation:
They are some vital properties that are considered when looking at the properties are useful in distinguishing and modeling the various distinct layers and structures of Earth. They are the mechanical layers, compositional later and the outermost solid layer. The mechanical layers are determined by their physical features, the compositional layers are determined by their components, while the outermost layer describes the natural satellite
Either C) Less flooding or B) loss of habitat
