A long nonconducting cylinder (radius = 12 cm) has a charge of uniform density (5.0 nC/m3) distributed throughout its column. Determine the magnitude of the electric field 5.0 cm from the axis of the cylinder.
A. 25 N/C
B. 20 N/C
C. 14 N/C
D. 31 N/C
E. 34 N/C
Answer: C
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Astrology is an example of _______________
Fill in the blank(s) with correct word
Which hypothesis concerning the formation of the Moon makes predictions that best fit the observed lunar data?
a. the large impact hypothesis b. the fission hypothesis c. the capture hypothesis d. the condensation hypothesis e. the regolith hypothesis
A car traveling at 3.0 m/s has a constant acceleration of 4.0 m/s2 . After 2.0 seconds, the velocity is
A. 5.0 m/s. B. 7.0 m/s. C. 9.0 m/s. D. 11 m/s. E. 13 m/s.
Under what circumstances can differentiation occur in a planet?
A) The planet must have a rocky surface. B) The planet must be made of both metal and rock. C) The planet must have an atmosphere. D) The planet must be geologically active, that is, have volcanoes, planetquakes, and erosion from weather. E) The planet must have a molten interior.