Sources of Red,blue,and Yellow Light Each Emit Light with a Power

question 22

Multiple Choice

Sources of red,blue,and yellow light each emit light with a power of 50 mW.Which source emits more photons per second?

• A)the red source
• B)the blue source
• C)the yellow source
• D)They all emit the same number per second.

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Definitions:

Serratus Anterior

A muscle located on the side of the chest that assists in the upward movement of the arm and in breathing.

Lateral Flexion

The bending of the neck or body toward the right or left side.

Posterior Neck Muscles

The group of muscles located at the back of the neck, including the trapezius and the splenius muscles, responsible for movements of the head and shoulders.

Abduction

Movement away from the midline.