Thermochemistry Quiz for Nejla

What is thermochemistry concerned with?

• Heat changes during chemical reactions

• Light changes during chemical reactions

• Sound changes during chemical reactions

• Pressure changes during chemical reactions

Which form of energy is derived from the nucleus of atoms?

• Electrical Energy

• Nuclear Energy

• Magnetic Energy

• Sound Energy

Which form of energy is related to the vibration of particles?

• Sound Energy

• Magnetic Energy

• Elastic Energy

• Nuclear Energy

What type of energy is stored in objects that are compressed or stretched?

• Gravitational Energy

• Elastic Energy

• Thermal Energy

• Chemical Energy

Which form of energy is associated with the attraction or repulsion between objects?

• Magnetic Energy

• Sound Energy

• Nuclear Energy

• Thermal Energy

What type of energy does gasoline contain a significant amount of?

• Kinetic energy

• Chemical potential energy

• Thermal energy

• Electrical energy

Heat is energy that transfers from one object to another because of what?

• Pressure difference

• Temperature difference

• Volume difference

• Mass difference

In energy transformations, heat flows from which type of object to another?

• Cooler to warmer

• Warmer to cooler

• Larger to smaller

• Smaller to larger

What can be detected in energy transformations according to the text?

• Absolute values

• Changes

• Constants

• Equilibrium

What is the 'system' in the context of heat changes?

• The entire universe

• The part of the universe you focus on

• Everything else in the universe

• The heat source