Eons are divided first into
a. eras.
b. periods.
c. millennia.
d. epochs.
a
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Which sugar is the sweetest of all sugars?
a. Sucrose b. Lactose c. Glucose d. Fructose
A spherical inflated balloon is submerged in a pool of water. If it is further inflated so that its radius doubles, how is the buoyant force affected?
A) not at all B) 4 times larger C) 2 times larger D) 6 times larger E) 8 times larger
The eerie and pretty northern and southern lights that are produced when gases in Earth's upper atmosphere glow from energy delivered by the solar wind are referred to as _____
A) aurorae B) coronal holes C) solar flares D) spicules
When a 24.0-W resistor is connected across a 12.0-V battery, a current of 410 mA flows. What is the resulting terminal voltage of the battery?
a. 11.6 V c. 0.4 V b. 9.8 V d. 12.0 V