Planetesimals, asteroid-size objects, form during the early history of the solar nebula due to ________
A) vortices in the rotating disc associated with the protosun
B) the break-up of the solar nebula as it cools and contracts
C) the formation of comets in the outer parts of the solar nebula
D) collisions of particles of ice, metal, and rocky material rotating about the protosun
D
You might also like to view...
Instructions: Choose one answer from each pair of selections. Pressure decreases most rapidly with increasing altitude in WARM | COLD air because the air has high density
The system of government in Georgia illustrates that country's move toward democracy since the fall of the Soviet Union
Indicate whether the statement is true or false
In a mid-latitude cyclone, when upper-level divergence of air above a surface low pressure area is stronger than the convergence of surface air (more air is taken out at the top than is brought in at the bottom), the surface pressure will ____________________ and the storm itself will ____________________
Fill in the blank with correct word.
The interaction between people and the wild plants and animals they eventually domesticated took place mainly in the well-watered Fertile Crescent, a vernacular region referring to an arc of land stretching from Israel to western Iran
a. True b. False Indicate whether the statement is true or false