You did 150 joules of work lifting a 120 -n backpack.
how high did you lift the backpack?
how much did the backpack weigh in pounds

What is a carrier wave and how does it affect what you hear on the radio

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.