NGSS.HS-PS1-8

a.  Energy stored in the nucleus of an atom.

• A. Sound Energy
• B. Potential Energy
• C. Nuclear Energy
• D. Thermal energy

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NGSS.HS-PS1-8

What quantities vary between isotopes of an element?

• protons, electrons, and atomic mass
• protons, electrons, and atomic number
• neutrons and electrons
• neutrons and atomic mass

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NGSS.HS-PS1-8

Two atoms of the same element but with different mass numbers are called________

• electrons
• isotopes
• variables
• electron cloud

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NGSS.HS-PS1-8

What is the half-life of an isotope if after 20.0 days you have 4.0 grams remaining of a 64.0 grams sample?

• 1.25 days
• 5.0 days
• 0.000305 days
• 4.25 days

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NGSS.HS-PS1-8

Radiometric dating is possible because the rates of decay of radioactive isotopes _____.

• change over time
• change from place to place
• are constant
• vary widely

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NGSS.HS-PS1-8

If the half-life of a radioactive group of atoms is 100 years, then how old is the rock if there have been two half-lives?

• 25 years
• 200 years
• 400 years
• 800 years

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NGSS.HS-PS1-8

What is the mass number of this atom?

• 1
• 3
• 4
• 7

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NGSS.HS-PS1-8

This resource uses mined Uranium to convert to Plutonium through fission (splitting of atoms) . What resource is it?

• Hydroelectic Power Plants

• Geothermal Power

• Nuclear Power

• Wave Power

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NGSS.HS-PS1-8

Length of time for half the atoms of an isotope to decay

• Isotope

• Half-Life

• Radiometric Dating

• Absolute Dating

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NGSS.HS-PS1-8

Nuclear reactors produce energy through the process of

• Incineration

• Transmutation

• Fusion

• Breeding

• Fission

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NGSS.HS-PS1-8