Author: Anonymous

Two vectors A and B, are added together to form the vector C = A + B. The relationship between the magnitudes of these vectors is given by:   Cx = A cos 30° + B   Cy = –A sin 30° Which statement best describes the orientation of these vectors?

Which of the following pump protons in bacterial aerobic respiration?

Which is not an end product of fermentation?

Which one of the following statements is true concerning scalar quantities?

If r = { 5 i } m and F = { 10 k } N,   the moment r x F equals   { _______ } N·m. 

Which of the following events happens in specialized transduction?

What characterizes those most likely to vote in the next election?

The x and y components of a displacement vector are –3.00 m and +4.00 m, respectively. What angle does this vector make with the positive x axis?

Three vectors A, B, and C have the following x and y components: Ax = 1 m, Ay = 0 m, Bx = 1 m, By = 1 m, Cx = 0 m, Cy = –1 m According to the graph, how are A, B, and C combined to result in the vector D?

The accompanying figure shows the absorption spectrum for chlorophyll a (solid line) and the action spectrum for photosynthesis (dashed line). Which of the following statements best explains the low rate of photosynthesis at 550 nm?