How much conventional current must you run in a solenoid with radius = 0.05 m and length = 0.39 m to produce a magnetic field inside the solenoid of 2 × 10−5 T, the approximate field of the Earth? The solenoid has 200 turns.

For most stars, what does a higher temperature tend to to with? a lower luminosity a higher luminositya red color none of the above

Which statements best describe energy? check all that apply. the total amount of energy in the universe remains constant. the total amount of energy in the universe changes constantly. energy cannot be converted from one form to another. energy can be converted from one form to another. energy cannot be created or destroyed. energy can be created or destroyed.

If a person whirls an object horizontally in a counter clockwise direction and the string breaks at point p as shown, what path will the rock follow?