According to Galileo, which of these is a "natural" or "unforced" form of motion?
A) A stone falling straight downward.
B) A book coming to rest as it slides along the floor.
C) Both a stone falling straight downward and a sliding book coming to rest are natural motions.
D) Neither a stone falling straight downward nor a sliding book coming to rest are natural motions.
D
You might also like to view...
How does Earth's varying distance from the Sun affect our seasons?
A) It doesn't—Earth's orbital distance plays no significant role in the seasons.
B) It causes the seasons to be more extreme than they would be if the Earth's distance from the Sun were always the same.
C) It makes summer warmer in the Northern Hemisphere than in the Southern Hemisphere.
D) It is responsible for the fact that the seasons are opposite in the Northern and Southern hemispheres.
The wavelength from an FM station broadcasting at 93.9 megahertz on your radio is
a. 31.3 m b. 3.13 m c. 0.313 m d. 0.0313 m e. none of the above
Coal is considered to be a
A) biochemical sedimentary rock. B) clastic sedimentary rock. C) fossiliferous sedimentary rock. D) chemical sedimentary rock.
What is the temperature of 3.00 moles of an ideal gas at a pressure of 250 kPa held in a volume of 25.0 L?
A) 509 K B) 90.5 K C) 752 K D) 272 K E) 251 K