II. IDENTIFICATION: Identify the words being described in each number. Write the answers on the space provided after each number.
11.______ takes the shape of the container because the particles are able to move freely to all parts of the container.
12.______ the particles are closer to one another, nudging one another as they move.
13.______ process by which the molecules on the surface of a liquid break away and change into gas.
14.______ is the sum of the number of protons and number of neutrons.
15.¬¬¬¬______proposed that the negatively -charged electrons were embedded in a positive sphere.
16.______ measures the amount of matter the object has.
17.______refers to the measure of the space occupied by an object.
18.______is a process wherein gas turns into liquid state again.
19.______proposed that atom are consists of positively –charged particles which are located inside the nucleus together with neutrons which is surrounded by electrons.
20.______ Scientist who made an experiment on bombarding a very thin sheet of gold foil with positively-charged alpha particles. Their experiment is referred to as the alpha particle scattering experiment.

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