How do you explain the fact that sometimes less work is done in a situation in which more force is used than in a situatio in which less force is used

The sun smiled down on us is an example of what literary device?

When the ionic compound NaBr dissolves in water, Br - ions are pulled into solution by the attraction between what two particles?

What THREE properties determine the speed at which a sound wave travels in a medium?

Which of these actions will increase friction? Check all that apply. scratching a surface to make it rougher polishing a surface to make it smoother increasing the size of a flying object adding extra weight to an object placing oil between two

What properties of oxygen make it a nonmetal?

3. Applying Concepts Explain why a canoe that has hollow, water- tight compartments on its ends won't sink, even if it is capsized.

If two forces of equal magnitude act on an object that is hinged at a pivot, the force acting farther from the pivot must produce the greater torque about the pivot. A) true B) false C) unable to decide without knowing the shape of the object

Standard voltage for electrical circuits in the United States is 120 volts. Is this the standard voltage in other countries?

An astronaut on the planet Trappist-1b tosses a rock horizontally with a speed of 7.95m/s. The rock falls through a vertical distance of 2.35m and lands horizontal distance of 9.57m from the astronaut.

Whicg of the following is not a force that would act on a bicycle as it moves down a street gravity air resistance fluid friction sliding friction