Physics, 28.01.2020 14:04 therronvictorjr
Which of the following describes the treatment in an investigation?
1. a controlled test designed to answer a question or solve a problem
2. the factor that responds to change
3.the factor that is kept constant
4. the factor that is changed in order to observe a response
Answers: 2
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Astudent looks at ocean waves coming into the beach. an ocean wave with more energy will a) have a greater height. b) have a greater period. c) travel toward the beach faster. d) strike the beach with greater frequency.
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Suppose a diode consists of a cylindrical cathode with a radius of 6.200×10^−2 cm , mounted coaxially within a cylindrical anode with a radius of 0.5580 cm . the potential difference between the anode and cathode is 260 v . an electron leaves the surface of the cathode with zero initial speed (v initial=0). find its speed vfinal when it strikes the anode.
Answers: 1
Which of the following describes the treatment in an investigation?
1. a controlled test des...
1. a controlled test des...
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