Which of these facts is common knowledge and does not need to be cited? Question 4 options:

Norway's population density is fourteen people per square kilometer.

A ball falls down to the earth because of the force of gravity.

Study the map below. based on the information shown on this map, which ofthe following locations served as an eastern border for the mongol empire?

Match the term to the purpose it has. 1. but 2. furthermore 3. meanwhile 4. in the distance 5. first 6. therefore 7. in other words 8. for instance a. show space relation b. introduce an illustration c. repetition of an idea d. take away, limit, or oppose e. show a consequence f. indicate order g. show time relation h. add ideas

In the sentence above, which verb is the irregular verb? a. laid b. warmed c. removed d. walked