Household wiring is made with
A. conductors inside insulators.
B. insulators inside conductors.
C. semiconductors inside conductors.
D. semiconductors inside insulators.
E. semiconductors inside insulators inside conductors.
A. conductors inside insulators.
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______________ is the largest moon in the solar system
Fill in the blank(s) with correct word
Seyfert galaxies are____
a. spiral galaxies with unusually luminous nuclei b. elliptical galaxies with very broad emission lines c. explained by the double-exhaust model d. extremely luminous objects with high redshifts only e. glowing green gases due to excitation from energy from an active core
A typical galaxy like our Milky Way galaxy contains
a. primarily planets. b. gas only c. stars (some with planets), gas and dust d. a single star and planets. e. thousands of superclusters.
The circuit below shows three resistors in series. R3 > R2 > R1. The resistors are all made of the same wire with the same diameter but have different lengths. Rank the magnitudes of the electric fields in the resistors from least to greatest
a.
E3 < E2 < E1.
b.
E2 < E1 = E3.
c.
E1 = E2 = E3.
d.
E1 = E3 < E2.
e.
E1 < E2 < E3.