A star's absolute magnitude depends only on the star's
a. distance and diameter.
b. temperature and distance.
c. distance.
d. temperature and diameter.
e. apparent magnitude.
d
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A longitudinal wave travels on a slinky or any long spring. The wave is represented by the equation x(x, t) = 2.1 cm cos(2000 rad/s t - 40
x). What is the direction of the disturbance of the wave?
A. the + y direction B. the + z direction C. the - x direction D. the + x direction
The point P lies along the perpendicular bisector of the line connecting two long straight wires S and T perpendicular to the page. A set of directions A through H is shown next to the diagram. When the two equal currents in the wires are directed into the page, the direction of the magnetic field at P is closest to the direction of
A. E. B. F. C. G. D. H. E. A.
The slope of a velocity vs. time graph is the __________
Fill in the blank(s) with correct word
What formation does a shield volcano have?
What will be an ideal response?