During first half of the journey a body travels with speed of 40km/hrs and in next half it travels with speed of 20km/hrs. calculate the average speed of the whole journey

The idea that desirable traits can be bred into human beings and undesirable ones can be bred out is known as:

In at least two paragraphs, discuss the differences between the principles of republicanism and democracy. explain whether you think the united states is more of a republic or a democracy. refer to at least one example from the constitution

During the 1500s, most rulers supported established a. political systems. d. none of the above b. churches c. freedom of speech