While a stone is falling [neglecting air resistance],
A) its speed is changing.
B) the direction of its velocity is downward.
C) it is accelerated.
D) All of the above.
E) None of the above.
D
You might also like to view...
A(n) ______ is a miniature version of an image that links to a larger image.
A. bitmap B. thumbnail C. graphical display D. fingerprint
When gravitational, magnetic and any forces other than static electric forces are not present, electric field lines in the space surrounding a charge distribution show
a. the directions of the forces that exist in space at all times. b. only the directions in which static charges would accelerate when at points on those lines c. only the directions in which moving charges would accelerate when at points on those lines. d. tangents to the directions in which either static or moving charges would accelerate when passing through points on those lines. e. the paths static or moving charges would take.
What current must be maintained in a square loop (50 cm on a side) to create a torque of 1.0 N / m about an axis through its center and parallel to one of its sides when a magnetic field of magnitude 70 mT is directed at 40° to the plane of the loop?
a. 66 A b. 89 A c. 61 A d. 75 A e. 37 A
The spectra of molecules are more complex because molecules can vibrate and ________ instead of just exhibiting electronic transitions like atoms
Fill in the blank(s) with correct word