Maddie wanted to make a sugar-water solution to put in her hummingbird feeder. she found some sugar cubes and was about to drop them into a glass of water, when her brother suggested crushing the cubes before mixing. was this a good suggestion? why or why not?

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

Automobile fuel efficiency is often measured in miles that the car can be driven per gallon of fuel (mpg). heavier cars tend to have lower fuel efficiencies (lower mpg ratings). which variable (weight or fuel efficiency) is most naturally considered the explanatory (predictor) variable in this context?

What happens when a rubber rod is rubbed with a piece of fur?