A ball is thrown downward in the absence of air. After it has been released, which statement(s) concerning its acceleration is correct? (There could be more than one correct choice.)
A) Its acceleration is constantly increasing.
B) Its acceleration is constant.
C) Its acceleration is constantly decreasing.
D) Its acceleration is zero.
E) Its acceleration is greater than g.
B
You might also like to view...
A cyclic process is carried out on an ideal gas such that it returns to its initial state at the end of a cycle. If the process was carried out on a clockwise sense around the enclosed area, as shown on the p-V diagram in Fig
12-2, then that area represents A) the heat added to the ideal gas. B) the heat that flows from the ideal gas. C) the work done by the ideal gas. D) the work done on the ideal gas.
Magnifying Glass With the Image at Infinity: A lens of focal length 90 mm is used as a magnifier by a person with a near point of 25 cm. The object being viewed is 9.9 mm long, and is positioned at the focal point of the lens. What is the angle subtended by the image at infinity, in milliradians?
A. 110 mrad B. 73 mrad C. 37 mrad D. 147 mrad E. 183 mrad
You apply the same force to two objects. Object 1 has mass M and object 2 has mass 5M. The acceleration of object 2 is
A) ten times that of object 1. B) five times that of object 1. C) the same as that of object 1. D) one-fifth as that of object 1. E) has no relation to that of object 1.
The scientist ______________ is generally regarded as "the father of geology."
a. David Johnston b. Friedrich Mohs c. James Hutton d. Henry Beston