Different methods are used to separate mixtures. Draw one straight line from each method to its possible use.

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.