You lift a cat with a force of 40 n up to a table that is 0.5 m high. how much work did you do? * 1 point 80j 40j 20j 10j

How many dots must be added to the symbol to properly represent a standard nitrogen ion? a) 1 b) 3 c) 5 d) 8

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine

An electric power distributor charges residential customers $0.10 per kilowatt-hour (kwh). the company advertises that "green power" is available in 150 kwh blocks for an additional $4 per month. (green power is generated from solar, wind power, and methane sources.) if a certain customer uses an average of 391 kwh per month and commits to one monthly 150 kwh block of green power, what is her annual power bill