What is the approximate date for the Earth's formation?

A. 4 billion BC

B. 4.5 billion BC

C. 4,000 BC

D. 1 trillion BC

E. It was there forever

Read the article titled "Demographic Transition Model." Identify and describe the four stages of demographic transition. (Site 2)

Which map covers a larger area, a large or small-scale map?

Which part of the earth is responsible for generating the planet's magnetic field?

Mexico is divided into 1 federal district and how many states

Earth rotates on its axis, a large rotating globe could spin in many directions, but earth is held steady by a. two magnetic poles. b. the sun's gravitational pull. c. the moon's gravitational pull. d. the equator.

In which direction does the Sun appear to move across the sky? Ofrom west to east from east to west from north to south from south to north

What is a planetary nebula neither a planet nor a nebula?

Which of the systems below is not true about atmospheric circulation patterns

What will happen when the stars go out

Which of the following is not a correct statement of ideas from the theory of plate tectonics? A. Earth's crust is broken into plates. B. Most earthquakes occurr at plate boundaries. C. Plates are destroyed at subduction zones. D.