The planets
A. were ejected from the sun as molten matter early in its history.
B. formed from the same cloud of gas and dust as the sun.
C. formed billions of years after the sun.
D. formed in different places in space and were drawn to the sun by gravity.
Answer: B
You might also like to view...
What kind of erosion produces sinkholes?
A) wind erosion B) groundwater erosion C) ocean wave erosion D) stream erosion
Solar energy is known as a(n) ____.
A. renewable resource B. recyclable resource C. inexhaustible resource D. reusable resource E. nonrenewable resource
The center of mass of the Earth-Moon system is called the ________
A) aphelion B) apogee C) barycenter D) perigee E) perihelion
What is the approximate mixing time of the ocean?
A) 160 years B) 1,600 years C) 16,000 years D) None of these choices