Upon which is the force of gravity greater?
A. A 1-kg iron ball.
B. A 1-kg block of wood.
C. A 1-kg sack of feathers.
D. all of the above
Answer: D
You might also like to view...
What fuel is the most important source for generating electricity in the United States?
What will be an ideal response?
An air mass that forms under warm, moist conditions will contain more moisture than an air mass that forms under cool, moist conditions.
a. true b. false
List three key environmental issues for this region, and suggest why these have global importance
What will be an ideal response?
Funding for Superfund toxic waste sites ________
A) is no longer necessary because by 2010 all sites had been cleaned and restored B) is currently paid by polluting industries C) has become the responsibility of taxpayers since 2004 D) is a portion of the EPA's budget E) has been eased because the costs of cleanup have diminished