Automotive Oil Change

What is the primary function of automotive oil in a car engine?

• Lubricate engine parts

• Cool the engine

• Clean the engine

• All of the above

Which scientific principle explains why oil is used to reduce friction in engines?

• Newton's First Law

• Pascal's Principle

• Bernoulli's Principle

• Friction Reduction

What is the typical viscosity range for automotive engine oils?

• 0W-20 to 5W-30

• 10W-40 to 20W-50

• 5W-20 to 10W-30

• 15W-40 to 25W-60

Which of the following is a common additive in engine oils to prevent oxidation?

• Detergents

• Antioxidants

• Dispersants

• Viscosity Index Improvers

What is the role of detergents in engine oil?

• Reduce friction

• Prevent corrosion

• Clean engine deposits

• Improve viscosity

How does temperature affect the viscosity of engine oil?

• Viscosity increases with temperature

• Viscosity decreases with temperature

• Viscosity remains constant

• Viscosity fluctuates randomly

Tags

NGSS.MS-PS1-4

Which experiment can demonstrate the effect of oil viscosity on engine performance?

• Measuring engine temperature

• Testing oil flow rate at different temperatures

• Observing engine noise levels

• Analyzing exhaust emissions

What is the scientific term for the breakdown of oil due to high temperatures?

• Oxidation

• Thermal degradation

• Hydrolysis

• Polymerization

Which type of oil is derived from crude oil and refined for use in engines?

• Synthetic oil

• Mineral oil

• Vegetable oil

• Recycled oil

What is the environmental impact of improperly disposing used engine oil?

• Soil contamination

• Water pollution

• Air pollution

• All of the above

Tags

NGSS.MS-ESS3-3