Physical Science SOL Review 1

What is the central idea about atoms?

• Atoms are indivisible particles.

• Atoms are composed of subatomic particles with specific characteristics.

• Atoms do not have a structured organization.

• Atomic structure and properties have no relation to the periodic table.

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NGSS.MS-PS1-1

What does the atomic theory encapsulate?

• The limitations of scientific models.

• The nature of science describing the contributions of specific scientists.

• The electron cloud model of the atom.

• The quantum mechanical model.

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What does matter consist of?

• Subatomic particles only.

• A combination of protons and neutrons.

• Atoms held together by electromagnetic forces.

• Static orbits of electrons.

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What can the organization of the periodic table predict about main group elements?

• Their color and texture

• Their metallic character and tendency to form certain types of bonds

• Their boiling and melting points

• The exact number of protons in their nucleus

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What are valence electrons responsible for?

• The color of the elements

• The relative mass of the elements

• The similar chemical properties within a group

• The number of neutrons in the nucleus

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According to the kinetic molecular theory, what is true about atoms and molecules?

• They are static and do not move

• They are perpetually in motion and have kinetic energy

• They only move when subjected to chemical reactions

• They have potential energy but no kinetic energy

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NGSS.HS-PS3-2

What happens to atoms during a chemical reaction?

• Atoms are destroyed and created

• Atoms change their elemental identity

• Atoms stay the same but rearrange to form new molecules or compounds

• Atoms lose their kinetic energy and freeze in place

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Which of the following is NOT a physical property of matter?

• Density

• Melting point

• Toxicity

• Color

Matter can exist in different states. Which of the following is NOT considered a standard physical state of matter?

• Solid

• Liquid

• Gas

• Plasma

When a physical change occurs in matter, what remains unchanged?

• The chemical composition of the substance

• The state of the substance

• The color of the substance

• The size of the substance

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