When Percival Lowell insisted on the existence of Martian canals, even though his observations were discredited by other scientists, he exhibited

A) objectivity
B) stupidity
C) insanity
D) personal bias


D

Physics & Space Science

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As more resistors are added in series, the equivalent resistance of the circuit approaches infinity. In contrast, as more resistors are added in parallel, the equivalent resistance

1. approaches infinity. 2. approaches zero. 3. becomes zero. 4. approaches 1 ?.

Physics & Space Science

The collision of plates can produce ____

a. craters b. rift zone c. erosion d. midocean rise e. folded mountain ranges

Physics & Space Science

The helium in a child's balloon is composed of

A) former alpha-particle. B) former beta particles. C) both of these D) neither of these

Physics & Space Science

Where on the ecliptic is the vernal equinox located?

Physics & Space Science