How was the first asteroid discovered?
A. Newton inferred their existence by their gravitational influence on Jupiter.
B. Kepler traced back the path of meteors to the Asteroid belt.
C. Galileo saw it whiz by Jupiter.
D. It collided with the Moon.
E. Piazzi found it by searching for objects at the distance suggested by Bode's law.
Answer: E
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Sarah traveled by automobile from Ft
Lauderdale to Naples, Florida, a distance of 120 miles, at an average speed of 60 mi/h. The time required was a) 5000 hours. b) 2.0 hours. c) 0.50 hours. d) 2.5 hours.
Why do we call it the "periodic" table of the elements?
a. Because it was discovered in cycles, or periods. b. Because it was rediscovered repeatedly at different times in history. c. Because the properties of elements roughly repeat in each column. d. Because atomic weights increase across a row from left to right. e. Because it is updated periodically.
The oldest rocks are found
A) at convergent boundaries. B) at divergent boundaries. C) in the ocean basins. D) on continental land.
Which of the following must a cell be able to do to produce viable offspring?
A) Make copies of its deoxyribonucleic acid B) Divide rapidly and uncontrollably C) Grow very large in size D) Produce antibiotics