How was the work of newlands similar to that of mendeleev on the periodic table?
a)they both arranged the elements in order of increasing atomic mass.
b)they both arranged elements that had similar properties into groups.
c)they both predicted the positions of undiscovered elements on the table.
d)they both placed the relative atomic mass of each element on the table.

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?