The Speed of Light in a Certain Material Is Measured

question 111

Multiple Choice

The speed of light in a certain material is measured to be 2.2 × 10⁸ m/s.What is the index of refraction of this material? (c = 3.0 × 10⁸ m/s)

• A)1.1
• B)1.2
• C)1.4
• D)1.6
• E)1.8

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Definitions:

Inhibitors

Substances that slow down or prevent a particular chemical reaction or biological process.

Poisons

Substances that can cause disturbances to organisms, often by chemical reaction or other activity on the molecular scale, when an organism absorbs a sufficient quantity.

Kinase

An enzyme that catalyzes the transfer of phosphate groups from high-energy, phosphate-donating molecules to specific substrates, a process crucial in many cellular activities.

Phosphates

Inorganic chemical compounds that contain the phosphate ion, fundamental to cellular function and structural frameworks of organisms.