WGU C165 Integrated Physical Sciences
Questions and Answers Rated A
The details of how moving water flowing around an object such as a pebble can exert enough force
to lift it and carry it. ✔✔physics
The detailed mec
...
WGU C165 Integrated Physical Sciences
Questions and Answers Rated A
The details of how moving water flowing around an object such as a pebble can exert enough force
to lift it and carry it. ✔✔physics
The detailed mechanisms by which acidic pollutants in the river water change limestone, which
does not dissolve, into partially soluble material, causing a large rock to weather? ✔✔chemistry
The effect of weathering and erosion on features of the landscape over long periods of time.
✔✔Earth Science
Comparison of the fin structures and their use in different species of fish. ✔✔life science
behavior of energy and matter ✔✔physics
how atoms and molecules interact ✔✔chemistry
Earth and its various parts and processes ✔✔Earth Science
living systems, and their interactions with their surroundings and each other ✔✔life science
"Because of the way Earth's axis is tilted, there is less direct sunlight per day in the winter and
temperatures drop" is mainly a statement about: ✔✔Earth Science
"When water freezes the water molecules join weakly in a specific way" is mainly a statement
about: ✔✔chemistry
"Being less dense than liquid water makes the ice float." is mainly a statement about: ✔✔physics
"The river freezes on its surface first" is mainly a statement about: ✔✔Earth Science
An experiment in which you deliberately change only one variable, and observe how a second
variable changes as a result, while you hold all other variables that you control constant, is a:
✔✔controlled experiment
The variable that you adjust is called the________ variable ✔✔independent
This is an example of employing a ______________ of the river ✔✔model
If the students decide to collect data from the computer simulation on how the speed of the water
changes for different widths, but neglect to hold the rate of water entering from the source at the
same value, they are simulating a(n) _______________ experiment. ✔✔uncontrolled
If the students keep the rate of water entering the pipe at one gallon per minute in the simulation
to see the speed of the water change as the width of the pipe is changed, the independent variable
is ____________ ✔✔pipe width
If the students keep the rate of water entering the pipe at one gallon per minute in the simulation
to see the speed of the water change as the width of the pipe is changed, the independent variable
is pipe width and the the dependent variable is ___________________ ✔✔water speed
After hearing about the research, one of the students in the class asks the professor "Which is the
nicest river in America?" Why can't research in Earth science answer the simple question?
✔✔there is no falsifiable answer
A model in science is ✔✔a simpl
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