How is the energy stored in a current-carrying inductor related to the current value, I?
a. directly proportional to I1/2
c. inversely proportional to I
b. directly proportional to I2
d. directly proportional to I
B
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What part of a comet always points most directly away from the Sun?
A) the coma B) the jets of gas C) the dust tail D) the plasma tail E) the nucleus
Two different nuclei emit alpha particles, the energy released in each of these decays being the same. Which of the following has the highest resulting kinetic energy?
a. The lighter daughter nucleus. b. The heavier daughter nucleus. c. The alpha particle from the lighter nucleus. d. The alpha particle from the heavier nucleus.
How many grams of water can be produced by the combination of 8 grams of oxygen and 8 grams of hydrogen?
A) 16 grams B) 10 grams C) 9 grams D) 8 grams
A colloid is a ______________ mixture.
Fill in the blank(s) with the appropriate word(s).