How do scientists study the earth's core?
O Using SONAR
O Using Submarines
O Using Seismic Wave data
O The earth's core cannot be studied

Which statement about present-day new zealand is not true? a. the capital city of wellington is the only major city located inland. b. farming and raising livestock are the most common economic activities. c. three out of four new zealanders live on north island. d. the majority of the population lives in cities. (gradpoint)