1. In science, we test a hypothesis by
A. gathering information.
B. making measurements.
C. collecting observations.
D. conducting an experiment.
2. Which part of the earth's structure has the most mass?
A. The inner core
B. The outer core
C. The mantle
D. The crust
3. Upward folds in layers of rock caused by stress are called
A. anticlines.
B. normal faults.
C. thrust faults.
D. synclines.
2006-09-10
12:56:25
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7 answers
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asked by
Alian
1
in
Science & Mathematics
➔ Earth Sciences & Geology