jasminebodea jasminebodea
  • 02-11-2020
  • Physics
contestada

a dad expends 200 joules of work pushing a stroller up a hill. he produces 125 j of work. how efficient is he being?

Respuesta :

swiesemann1029 swiesemann1029
  • 02-11-2020
Not efficient enough
Answer Link

Otras preguntas

when cells maintain internal balance, they are in a state of
How to work out the maximum speed with this information?
which allowed the united states and spain to divide the remainder of north america in 1819?
A one-kilogram plate on a shelf has 19.6 J of potential energy. If the plate falls from the shelf, what will its maximum velocity be?
How many atoms of silver are in 0.90 moles of silver
solve x2 6x = 7 by completing the square. what is the solution set of the equation?
what percent of an object's earth weight is its weight on mars and oon the moon
write 1-3log5x as a single logarithm
a weather balloon is inflated to a volume of 28.5 L at a pressure of 748 mmHg and a temperature of 28.0 degrees C. The balloon rises in the atmosphere to an alt
the condition of two sides Congruent always creates what kind of triangle