An electron has a kinetic energy that is twice its rest energy. Determine its speed
a. 0.76c
b. 0.81c
c. 0.94c
d. 0.54c
e. 0.87c
c
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Spherical Mirrors: If you stand in front of a convex mirror, at the same distance from it as its focal length,
A. you won't see your image because there is none. B. you won't see your image because it is focused at infinity. C. you will see your image and you will appear smaller than you. D. you will see your image and you will appear larger than you. E. you will see your image and it will be the same size as you except upside down.
State Heisenberg's Uncertainty Principle
What will be an ideal response?
Energy utilization appears to be
A) a sufficient condition, but not a necessary condition for life B) both a necessary condition and a sufficient condition for life C) neither a necessary condition nor a sufficient condition for life D) a necessary condition, but not a sufficient condition for life
An experimenter is involved in four of the five tasks below. Select the exception
a. revises a hypothesis as a result of data collected b. manipulates dependent variables c. reviews other research results obtained by other scientists d. examines the effects of independent variables e. draws conclusions based only on appropriate experimental data