Calculate the wave speed i the wavelength =64m and the wave period = 4s

There are weak or strong attractive forces between atoms of liquids with a high viscosity

If you place a magnet under a clear dish, and sprinkle iron fillings over it, above what part of the magnet will most of the fillings gather

The photo shows sugar dissolved into a solution with excess sugar at the bottom of the jar this type of solution is classified as a. unsaturated b. compound c. saturated d. plasma