The viscosity of an oil is a measure of its...

Question 1 / 205eccefa0bacbc34ba4d46ee7

Question 1 of 205eccefa0bacbc34ba4d46ee7

The viscosity of an oil is a measure of its __________.

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Question 1 of 20

5eccefa0bacbc34ba4d46ee7

The viscosity of an oil is a measure of its __________.

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🔍 Key Concepts

• Viscosity as a property of fluids (how easily a fluid flows) • Difference between how heavy an oil is versus how thick or resistant to flow it is • Meaning of S.A.E. (Society of Automotive Engineers) oil grades as a classification, not the property itself

💭 Think About

• Which choice best describes how much a fluid resists motion when it is being stirred, pumped, or sheared between surfaces? • Is viscosity directly about the oil’s weight, or about how it behaves when you try to move one layer of the fluid past another? • Look for the answer that describes what happens inside the oil when it moves, rather than a labeling or rating system.

✅ Before You Answer

• Be sure the option you choose describes a physical behavior of the oil, not just a rating system or label. • Confirm that the concept you select is tied to how easily layers of oil slide past each other. • Eliminate any option that refers mainly to external classification or unrelated properties like separation from water.

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Question 1 of 20

The viscosity of an oil is a measure of its __________.

weight

internal friction

demulsibility

S.A.E. number

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