G The current density in the 2.9-mm-diameter wire feeding an incandescent lightbulb is 0.33 MA/m2. Part A What's the current density in the lightbulb's filament, whose diameter is 0.055 mm

Which units can be used to measure length or distance? check all that apply. gram meter kilometer liter inch

Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?

Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.