What Happens When Fuel Burns

What is the main topic discussed in the passage 'What Happens When Fuels Burn'?

• The chemical reactions involved in burning fuels

• The environmental impact of burning fuels

• The economic benefits of using fuels

• The history of fuel usage

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

According to the passage 'What Happens When Fuels Burn?', what does burning gasoline cause?

• Release of carbon dioxide

• Production of water vapor

• Emission of nitrogen oxides

• Formation of soot

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Why do substances seem to disappear when gasoline burns?

• The substances are converted into gases and released into the air.

• The substances are absorbed by the ground.

• The substances are transformed into solid ash.

• The substances are dissolved in water.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the impact of burning carbon-containing fuels on Earth's climate?

• It causes global cooling.

• It has no effect on the climate.

• It contributes to global warming.

• It reduces greenhouse gas emissions.

Tags

NGSS.MS-ESS3-5

What is essential for combustion?

• Oxygen

• Water

• Helium

• Paper

The substance which have very low ignition temperature will

• Catch fire easily

• Will not catch fire

• Catch fire after sometime

• None of these

Fill in the blank: When hydrogen burns, it mixes with ______, and the atoms of these reactants rearrange to form the product: water in the gas phase.

• oxygen

• nitrogen

• carbon dioxide

• helium

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What are the products formed when ethanol burns with oxygen?

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OFF

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Fill in the blank: When ethanol burns, it mixes with oxygen, and the atoms of these reactants rearrange to form two products: carbon dioxide and _______.

• water

• methane

• hydrogen

• nitrogen

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Why is burning hydrogen fuel considered less harmful to Earth's climate compared to burning carbon-containing fuels?

• Because hydrogen fuel produces carbon dioxide when burned.

• Because hydrogen fuel produces only water vapor when burned.

• Because hydrogen fuel is more abundant than carbon-containing fuels.

• Because hydrogen fuel is cheaper to produce than carbon-containing fuels.

Tags

NGSS.HS-ESS3-4

NGSS.HS-ESS3-6