Lucas plugs a lamp into the wall. the light bulb in the lamp turns on. what kind of energy transformation is this? a.)light energy is transformed into electrical and mechanical energy. b.) light energy is transformed into mechanical and heat energy. c.) electrical energy is transformed into light and heat energy. d.) electrical energy is transformed into mechanical and heat energy.
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Physics, 22.06.2019 14:20
How many atoms of nitrogen are in the chemical formula ni(w on
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Physics, 22.06.2019 16:30
Large electric fields in cell membranes cause ions to move through the cell wall. the field strength in a typical membrane is 1.0 x 10 7 n/c. what is the magnitude of the force on a calcium ion with charge +e? what is its acceleration? is it possible for a particle with the same charge as as calcium to have a different acceleration if placed at this location? what would change the acceleration: mass of the particle? diameter of the particle?
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Physics, 22.06.2019 18:00
Astone is thrown with a speed v0 and returns to earth, as the drawing shows. ignore friction and air resistance, and consider the initial and final locations of the stone. which one of the following correctly describes the change δpe in the gravitational potential energy and the change δke in the kinetic energy of the stone as it moves from its initial to its final location? options a.δpe = 0 j and δke = 0 j b.δpe is positive and δke is negative c.δpe = 0 j and δke is positive d.δpe is negative and δke is positive e.δpe = 0 j and δke is negative
Answers: 3
Lucas plugs a lamp into the wall. the light bulb in the lamp turns on. what kind of energy transform...
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