Which statement about artist norman lewis is not true?

How do astronomers measure the amount of dark matter in the universe

Agroup leader is speaking to his group about the need to increase productivity. in order to avoid offending the group members, he is being vague and indirect. his comments are met with confused looks. which area of individual competence is lacking

A. describe the model of urban structure most often observed in mega-cities in developing countries. explain how this model differs from common urban structures in north america. b. describe at least two factors leading to the growth of mega-cities in developing or least-developed countries. c. identify and explain two factors that led to the formation of squatter settlements in mega-cities in developing countries.