Aerobic Exercise Overview

By doing quick bursts of high-intensity movement

By relying on the heart to pump oxygen-rich blood to muscles

Through stored energy in muscles

By breathing harder to supply more oxygen to muscles (correct)

Working out hard enough that heart and lungs can't supply needed oxygen (correct)

Requiring more oxygen to sustain the movement

Involving quick bursts of high-intensity movement

Using stored energy in muscles

Circuit training is exclusively for aerobic exercises

Circuit training is a low-intensity workout suitable for beginners

Circuit training combines endurance, resistance, and high-intensity aerobics, similar to anaerobic exercise (correct)

Circuit training focuses on long sustained movements like in aerobic exercises

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