Scientists utilize models for a variety of different purposes, but each type of scientific model has limitations. what might be a limitation of existing solar system models?

a.
they are not based on experimentation.
b.
they are used for prediction.
c.
they cannot be changed.
d.
they are based on current knowledge.

How was the appointment of two consuls during the roman republic an example of a democratic principle? one consul represented patricians and one represented plebeians, so that all citizens had representation each consul had control over the same number of military legions, which prevented either one from a forceful takeover. consuls had to agree on all decisions, which prevented any one person from gaining too much power. consuls had to make decisions based on majority rule in the senate. quickly

Which of the following statements about new spain is true

Open opinion / / / should juveniles spend life in prison? why? or why not?