Two swimmers compete in a race. under what condition do the swimmers have the same power?

when one of the swimmers crosses the finish line.
when both swimmers do work at the same rate.
when both swimmers cover the same distance.
when they do different amounts of work, but take the same time.

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.

Often called simply "velocity," this is the velocity of an object at a particular moment in time.

Marvin records scientific data about lake superior. for which property has marvin forgotten to use an si unit of measurement? shore length high temperature low temperature annual precipitation