C165 Integrated Physical Sciences PreAssessment Exam Questions and
Answers 100% Pass
A mathematical model is used to predict the trajectory of a bullet fired from
a gun.
Which discipline of physical science is used to develop this model? -
Physics
An environmental scientist monitors pollutant...
A student proposes that sugar will dissolve faster in rubbing alcohol than in
water. The student reasons that sugar and rubbing alcohol both contain
carbon so they will mix more easily.
Which type of scientific idea is the student's proposal an example of? -
✔✔Hypothesis
Why was the shrinking Earth idea replaced by the theory of plate tectonics?
- ✔✔Plate tectonics explained observations about Earth that the shrinking
Earth idea could not explain.
Astronomers have long accepted that plate tectonics exists nowhere in our
solar system except on Earth. In 2011, a scientist analyzed 100 NASA-
space-mission photographs of Valles Marineris on Mars, the longest known
series of canyons in the solar system. The scientist found that Valles
Marineris showed features found only in locations on Earth where major
tectonic plates divide.
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