A block of iron of volume 50 cm has a mass of 390 g. what is the density of iron

How is it that everything around us including ourselves came from nothing

When matter is transformed from a liquid state to the gas state the distance between the particals. and fhe attractive forces between the particals

Which statement best describes the occurrence of maltreatment? a. The intensity of the violence always increases with time. b. There is a great deal of loyalty to the offenders. c. Children want to get away from the family of violence. d.

Eroded heavy minerals settle from moving water what forms from this

Identify the correct statement of Ohms law

A science class did an investigation to see how many breaths it took for each student to blow up a balloon. Jason blew up his balloon with the fewest breaths. Which of these might explain why Jason took fewer breaths to blow up his balloon? A.

How the behavior of waves is affected by a medium

Suppose the gravitational force between two spheres is 100 N. If the distance between the spheres is halved, what is the new gravitational force between them?

Why did the work of Rutherford and Marsden convince many scientists that the 'plum pudding' model of the atom was incorrect?

Current always returns to the: a) positive battery terminal b) negative battery terminal