Physics, 16.09.2019 02:30 mohamedramadan
An object with a mass of 1500 g (grams) accelerates 10 m/s2 when an unknown force is applied to it. what is the amount of the force?
Answers: 1
Physics, 21.06.2019 21:30
One day, after pulling down your window shade, you notice that sunlight is passing through a pinhole in the shade and making a small patch of light on the far wall. you see that the patch of light seems to be a circular diffraction pattern. it appears that the central maximum is about 1 cm across and you estimate that the distance from the window shade to the wall is about 3 m. what is (a) the average wavelength of sunlight? (b) the diameter of the pinhole?
Answers: 3
Physics, 21.06.2019 21:30
Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?
Answers: 2
Physics, 22.06.2019 14:30
When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell
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Physics, 22.06.2019 18:00
By what primary heat transfer mechanism does the sun warm the earth?
Answers: 1
An object with a mass of 1500 g (grams) accelerates 10 m/s2 when an unknown force is applied to it....
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