The most important geological process that has removed craters from the northern plains of Mars is
A) plate tectonics
B) wind erosion
C) volcanism
D) water erosion
D
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__________is an example of a Jovian planet
A) Jupiter B) Earth C) Mars D) Mercury
The strength of the Coriolis effect depends on
A) a planet's distance from the Sun. B) the amount of greenhouse gases in the atmosphere. C) a planet's size and rotation rate. D) a planet's temperature. E) the tilt of a planet's axis.
Charge of uniform density 90 nC/m3 is distributed throughout the inside of a long nonconducting cylindrical rod (radius = 2.0 cm). Determine the magnitude of the potential difference of point A (2.0 cm from the axis of the rod) and point B (4.0 cm from the axis)
a. 1.9 V b. 1.4 V c. 2.2 V d. 2.8 V e. 4.0 V
If the temperature of a wire increases, its resistance
a. increases b. decreases c. does not change d. will increase or decrease depending on the composition e. will change in a way that can not be determined