3. The principle that states geologic changes occur
over long periods of time is
a. the threshold theory,
b. catastrophism.
c. gradualism.
d. the feedback mechanism.
Da
bogato breakun into continente during

Choose all that apply. when creating a graph, you should: determine the x- and y- variables label the scale on the x- and y- axes plot the data points draw a line of best fit to represent the data trend

Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull

What is the percent by mass of magnesium sulfate in mgso4.7h2o