Automotive Nocti

What is the primary function of the alternator in an automotive engine?

• To start the engine

• To charge the battery

• To cool the engine

• To lubricate the engine

Which of the following is a common material used for automotive brake pads?

• Copper

• Graphite

• Asbestos

• Silicon

Tags

NGSS.MS-PS1-3

What is the chemical formula for the combustion of octane in an engine?

• @@ ext{C}_8 ext{H}_{18} + 12.5 ext{O}_2 ightarrow 8 ext{CO}_2 + 9 ext{H}_2 ext{O}@@

• @@ ext{C}_8 ext{H}_{18} + 8 ext{O}_2 ightarrow 8 ext{CO} + 9 ext{H}_2 ext{O}@@

• @@ ext{C}_8 ext{H}_{18} + 10 ext{O}_2 ightarrow 8 ext{CO}_2 + 9 ext{H}_2 ext{O}@@

• @@ ext{C}_8 ext{H}_{18} + 12 ext{O}_2 ightarrow 8 ext{CO}_2 + 9 ext{H}_2 ext{O}@@

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which type of battery is most commonly used in modern electric vehicles?

• Lead-acid battery

• Nickel-cadmium battery

• Lithium-ion battery

• Nickel-metal hydride battery

What is the role of a catalytic converter in an automobile?

• To increase engine power

• To reduce exhaust emissions

• To improve fuel efficiency

• To enhance braking performance

Tags

NGSS.HS-ETS1-3

Which gas is primarily responsible for the greenhouse effect from automotive emissions?

• Nitrogen

• Oxygen

• Carbon dioxide

• Hydrogen

Tags

NGSS.MS-ESS3-5

What is the main purpose of engine oil in a car?

• To fuel the engine

• To cool the engine

• To lubricate engine parts

• To clean the engine

Which of the following is a renewable energy source that can power vehicles?

• Petroleum

• Natural gas

• Solar energy

• Coal

Tags

NGSS.MS-ETS1-2

What is the principle behind regenerative braking in electric vehicles?

• Converting kinetic energy into electrical energy

• Using friction to stop the vehicle

• Increasing engine power during braking

• Reducing air resistance

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which component in a car is responsible for reducing the noise produced by the exhaust system?

• Catalytic converter

• Muffler

• Alternator

• Radiator