Unit 7 Matter & Unit 8 Energy

The vertical (up and down) columns in the Periodic Table are called

• groups

• towers

• periods

• atomic numbers

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The Modern Periodic Table of Elements is arranged by

• atomic mass
• atomic number
• valence electrons
• number of isotopes

The atomic number tells you what?  READ THE ANSWERS CAREFULLY

• only the number of electrons
•  only the number of protons
• only the number of neutrons
• the number of both electrons and protons in an atom.

What does the atomic mass tell you? 

• Basically,the number of electrons and protons
• The number of neutrons
• Basically, the number of protons and neutrons
• The number of protons.

What does the 6 represent?

• atomic mass
• atomic number
• element name
• chemical symbol 

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What does 12.011 represent?

• atomic mass
• atomic number
• element name
• chemical symbol 

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What does the C represent?

• atomic mass
• atomic number
• element name
• chemical symbol 

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The horizontal (side to side) rows in the Periodic Table are called

• groups

• families

• periods

• atomic numbers

Energy of motion is which type of energy?

• Potential
• Kinetic
• Sound
• Gravitational

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What kind of energy is represented in this picture?

• Thermal
• Potential
• Nuclear
• Mechanical

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