The process in which one plate slides under another is called subduction and occurs where seafloor crust descends into the mantle below continental crust
Indicate whether the statement is true or false
TRUE
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Using a camera with a fixed focal length lens, how will increasing the f-number affect the depth of focus and the intensity of the light reaching the ccd (or film)?
a. The depth of focus will decrease but the intensity of light reaching the ccd will increase. b. The depth of focus will increase as will the intensity of light reaching the ccd. c. The depth of focus will increase but the intensity of light reaching the ccd will decrease. d. The depth of focus will decrease as will the intensity of light reaching the ccd.
Which of the following is not a piece of evidence supporting the idea that Europa may have a subsurface ocean?
A) Astronomers have detected small lakes of liquid water on Europa's surface. B) Europa has a magnetic field that appears to be induced by Jupiter's magnetic field. C) Photos of Europa's surface show regions that appear to consist of jumbled icebergs frozen in place. D) Europa's surface shows few impact craters.
If galaxy A is four times more distant than galaxy B, then according to the Hubble Law, galaxy A will recede ____ than galaxy B
a. 16 times faster b. 4 times faster c. 2 times faster d. 1.2 times faster e. 0.25 times faster
Electric potential decreases when moving farther from positive charges or nearer to negative charges
Indicate whether the statement is true or false