Science Worksheet With Answers Page 5
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13TOSS-UP
9) EARTH SCIENCE Multiple Choice Which of the following dominates the gasses in the
Earth’s atmosphere, making up some 78% of the air by volume:
W) nitrogen
X) oxygen
Y) helium
Z) hydrogen
ANSWER: W) NITROGEN
BONUS
9) EARTH SCIENCE Multiple Choice Metamorphism transforms limestone into a
metamorphic rock called:
W) quartzite
X) marble
Y) hornfel
Z) granite
ANSWER: X) MARBLE
TOSS-UP
10) GENERAL SCIENCE Short Answer This powerful telescope weighs about 11 tons, has a
primary mirror 7.9 feet in diameter, and orbits about 380 miles above the earth:
ANSWER: THE HUBBLE TELESCOPE
BONUS
10) GENERAL SCIENCE Multiple Choice Which of the following is NOT commonly thought
of as an input device:
W) scanner
X) printer
Y) touch-screen video screen
Z) speaker
ANSWER: X) PRINTER
Junior National Science Bowl
Round Robin 6
Page 5
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