Matter cannot be created or destroyed, but it can and does change form. This statement is known as:
A) Dalton's law of matter and energy.
B) Charles' law of kinetic energy.
C) The law of conservation of matter.
D) The second law of thermodynamics.
C
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Coherence represents a(n) _________ relationship between two signals.
A. In phase B. Out of phase C. Delayed D. Equal amplitude
The rebar-tying method shown in the figure above is called a _____.
a. wrap-and-tie b. standoff tie c. bar hitch d. nail-head tie
Because of their need for social bonding, when other horses are not available horses will often bond with other animals such as a goat or even a barn cat
A. True B. False
When a 1 k? load resistor is connected across the secondary winding of a transformer with a turns ratio of 2:1, the source "sees" a reflected load of ________
A) 1 k? B) 4 k? C) 2 k? D) 500 ?