Which of the following lenses has at least one plane surface?
a. double-convex lens
b....
Physics, 02.12.2019 20:31 rosemarybooker
Which of the following lenses has at least one plane surface?
a. double-convex lens
b. converging concavo-convex lens
c. double-concave lens
d. plano-convex lens
Answers: 1
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Which of these is the best way to manage a natural resource
Answers: 3
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Research and discuss the aurora borealis in terms of electric charges, magnetic fields, and forces. which times of the year are best for seeing the northern lights, and where are the best places to view them? explain your answers. also identify links to good images. if you’ve ever seen the aurora borealis, describe your experience and note the time and place that you saw it.
Answers: 2
Physics, 23.06.2019 12:00
Awave is propagating from left to right in a medium. the particles in the medium are also vibrating from left to right. what kind of wave does this describe? a. longitudinal wave b. transverse wave c. mechanical wave d. electromagnetic wave
Answers: 2
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Five-gram samples of copper and iron are at room temperature. both samples receive equal amounts of energy due to heat flow. the specific heat capacity of copper is 0.09 cal/g°c, and the specific heat capacity of iron is 0.11 cal/g°c. which of the following statements is true?
Answers: 2
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