Besides a reduction in friction the only way to increase the amount of work output of a machine is to (blank) the work input

At what altitude above earth's surface would the gravitational acceleration be 9.0 m/s2

You push a 5-kg box across the floor with a force of 25N. How far do you have to push the box to do 63J of work?

Which of The following has the most kinetic energy a 25-kg fish tank sitting on a table, A 50-kg Fish swimming in a fish tank, A 7,500-kg car parked on a steep hill, or a 50-kg boulder suspended from a cliff.

1. How many hydrogen atoms are in one molecule of table sugar

How often should children and teens exercise?

Which of the following best describes a virus? A. amino acids surrounded by chitin B. DNA surrounded by RNA C. a prokaryotic unicellular organism D. nucleic acids surrounded by a protein coat

In which terrestrial biome would you expect to rake leaves? Question 3 options: temperate deciduous forest taiga (coniferous forest) savanna tundra

The net force acting on a 50kg crate is 0 N. what is the crates accelratiin

How long in seconds will it take a car traveling at 100 miles/hour to travel the length of an American Football field?

If you increase the mass of an object, but keep the force on it constant, its acceleration decreases? true or false