If I want to make a red shirt, I would want the pigment called ________________ to be in the shirt.
a. Cyan
b. Red
c. Blue
d. Yellow
Ans: b. Red
Physics & Space Science
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Which of the following is true of the eccentricity of an ellipse?
A) It tells you the length of the ellipse. B) It tells you the shape of the ellipse. C) It is half the length of the shortest diameter of the ellipse. D) It is half the length of the longest diameter of the ellipse.
Physics & Space Science
In an RLC circuit, the resistance is 10. ohms, the capacitive reactance is 30. ohms, and the inductive reactance is 50. ohms. What is the circuit impedance?
A) 10. ? B) 22. ? C) 90. ? D) 63. ? E) 81. ?
Physics & Space Science
Calculate the energy, in joules, of photons of light with frequency 6.00 × 10^14 Hz
Physics & Space Science
Limestone may be metamorphosed into
A) schist. B) marble. C) quartzite. D) gneiss.
Physics & Space Science