How long is the precession cycle?
A) 1 day
B) 29.5 days
C) 365.24 days
D) 18 years, 11.3 days
E) 26,000 years
E
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Which of the following unit equations is true?
A. N·C = V/m B. N·m = V·C C. N·V = N·m D. N/m = V/C E. N/V = m/C
A breadcrumb trail is an example of local navigation.
Answer the following statement true (T) or false (F)
What happens to the magnitude of the charge on each plate of a capacitor if the potential difference between the conductors is doubled?
1.It becomes four times larger. 2.It becomes two times larger. 3.It is unchanged. 4.It becomes one-half as large. 5.It becomes one-fourth as large.
A 2.0
resistor is connected across a 6.0 V power supply. An ammeter with internal resistance of 1.0 
is used to measure the current in this circuit. What is the ammeter reading?
A. 4.0 A B. 3.0 A C. 2.0 A D. 1.0 A E. an ammeter with less resistance than the rest of the circuit will not produce a reading