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[Physltest] [Phys-L] Re: California standards test in physics



"... current applied ..." I beg your pardon?

Is this a dictionary question, or philosophy of science, or one on the
conductivity of most rubbers?

I don't believe you (LW) when you write the question was vetted by
teachers (Physics?).

I find it curious the question demands a knowledge of the meanings of
hypothesis, knowledge, observation, etc. and yet is rather colloquial
about "applying" an EMF or PD.

bc, fortunate to have failed the CBEST

p.s. On the second question are you suggestion a similar confusion.

Larry Woolf wrote:

"The following released test questions are taken from the Physics Standards
Test. This test is one of the
California Standards Tests administered as part of the Standardized Testing
and Reporting (STAR) Program
under policies set by the State Board of Education.
All questions on the California Standards Tests are evaluated by committees
of content experts, including teachers
and administrators, to ensure their appropriateness for measuring the
California academic content standards in
Physics. In addition to content, all items are reviewed and approved to
ensure their adherence to the principles of
fairness and to ensure no bias exists with respect to characteristics such
as gender, ethnicity, and language."

<http://www.cde.ca.gov/ta/tg/sr/documents/css05rtqphysics.pdf>

What do you folks think of the following questions:

3. A student wires a series circuit that includes a
block of rubber and a light bulb. She states that
she does not expect the light bulb to light up
when current is applied to the circuit. Which of
the following best describes her statement?
A It is a conclusion based on observed data
about electrical phenomena.
B It is a hypothesis based on knowledge of the
theory of electrical phenomena.
C It is a procedure based on her hypothesis
about electrical phenomena.
D It is a theory based on her observations of
electrical phenomena.

8. A ball is thrown straight up and then falls
straight back down. When it attains maximum
height, the ball's velocity is
A equal to its displacement.
B equal to its displacement divided by the time.
C at its maximum.
D at its minimum.

Larry Woolf
General Atomics
San Diego, CA 92121
<http://www.sci-ed-ga.org>
<http://www.ga.com>



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