17.1: The Flow of Energy

The study of energy changes that occur during chemical reactions and changes in state.

• Thermochemistry

• Biochemistry

• Analytical chemistry

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NGSS.HS-PS1-4

NGSS.HS-PS3-4

NGSS.HS-PS3-1

NGSS.HS-PS1-5

The energy stored in the chemical bonds of a substance is called ......................................

• chemical kinetic energy.

• chemical potential energy.

• physical potential energy.

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NGSS.HS-PS1-4

The kinds of atoms and the arrangement of the atoms in a substance determine the amount of energy stored in the substance.

• True

• False

Tags

NGSS.HS-PS1-4

Energy changes occur as either heat transfer or work, or a combination of both.

• True

• False

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NGSS.HS-PS1-4

NGSS.HS-PS3-4

Heat, represented by q, is energy that transfers from one object to another because of a temperature similarity between the objects.

• True

• False

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NGSS.HS-PS3-4

................................. is the part of the universe on which you focus your attention.

• A system

• A surrounding

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NGSS.HS-PS3-1

NGSS.HS-LS2-6

States that “in any chemical or physical process, energy is neither created nor destroyed”.

• The Boyle's law.

• The Avogadro's law.

• The law of conservation of energy

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NGSS.HS-PS3-4

NGSS.HS-PS3-2

During any chemical or physical process, the energy of the universe remains unchanged.

• True

• False

An .......................... is one that releases heat to its surroundings.

• endothermic process

• exothermic process

Tags

NGSS.HS-PS1-4

Heat is absorbed from the surroundings in an ........................

• endothermic process.

• exothermic process.

Tags

NGSS.HS-PS1-4