Combustion reactions

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

Water is not used to control fires involving electrical appliances.

• False
• True

How are fossil fuels formed?

• Dead organisms fall to the bottom of the floor and are covered in sediment. Heat and pressure turn it into fossil fuels.
• Dead organisms are buried.
• Fossil fuels are renewable so they are man made
• Dead organisms fall to the botton of the floor and pressure and cementation change it into fossil fuels

Matter that has a definite shape and volume.

• solid

• liquid

• gas

• plasma

Tags

NGSS.MS-PS1-4

Matter that has a definite volume but no definite shape.

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

Matter that has no definite shape and no definite volume.

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4