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All elements have a stable isotope

All elements have a stable isotope

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Water expands when heated at all temperatures.

Water expands when heated at all temperatures.

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All isotopes of an element have the same chemical properties…

All isotopes of an element have the same chemical properties.

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The SI unit of energy is Newton.

The SI unit of energy is Newton.

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The atomic number of an element can be changed by gaining or…

The atomic number of an element can be changed by gaining or losing electrons.

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Temperature measures the total energy of a substance.

Temperature measures the total energy of a substance.

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Lifting a book increases its kinetic energy.

Lifting a book increases its kinetic energy.

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Energy can be destroyed but not created.

Energy can be destroyed but not created.

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The greater the mass of an object, the less its inertia.

The greater the mass of an object, the less its inertia.

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The wavelength of a sound wave is directly proportional to i…

The wavelength of a sound wave is directly proportional to its frequency.  

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