Exploring Reaction Energy

What is essential for a combustion reaction to begin?

• Carbon dioxide
• Fuel 
• Fuel, oxygen and heat
• Water and oxygen

What kind of energy conversion does a combustion reaction involve?

• Kinetic to Potential Energy
• Chemical Potential Energy to Kinetic or Thermal Energy
• Potential Energy to Nuclear Energy
• Mass to Energy

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

Which of the following chemical reactions involve combustion?

• A forest fire
• Human digestion
• A car using gasoline
• All of the above

Usually , what kind of chemical compounds are fuels in a combustion reaction?

• Food
• Metals such as Magnesium
• Hydrocarbons such as fossil fuels
• All of the above

Tags

NGSS.HS-ESS3-1

The total heat output from a combustion reaction is called

• Potential Energy

• Kinetic Energy

• Chemical Potential Energy

• Enthalpy

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

Matter that has a definite shape and volume.

• solid

• liquid

• gas

• plasma

Tags

NGSS.MS-PS1-4

Which of these is NOT an essential part of fire.

• Fuel.
• Friction.
• Heat.
• Oxygen.

Which of these isn't in the fire triangle?

• Fuel
• Heat
• Oxygen
• Carbon dioxide

In an endothermic reaction the energy level of products are lower than the reactants

• True

• False

Tags

NGSS.HS-PS1-4

What is evaporation?

• Solid to liquid transformation

• liquid to gas transformation

• gas to liquid transformation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4