¿ Los imanes atraen objetos constituidos por cualquier material ?

By what factor does the drag force on a car increase as it goes from 65 to 110 km/h?

If you drive 12 miles north and 35 miles east, what is the direct distance between you and your starting point?

Consider lifting a box of mass m to a height h using two different methods: lifting the box directly or lifting the box using a pulley (as in the previous part). what is wd/wp, the ratio of the work done lifting the box directly to the work done lifting the box with a pulley?