Final answer:
The 6 to 20 Rate of Perceived Exertion (RPE) scale is a good way to measure intensity of exercise during pregnancy.
Step-by-step explanation:
The statement is true. The 6 to 20 Rate of Perceived Exertion (RPE) scale is a commonly used method to measure the intensity of exercise during pregnancy. It is a subjective scale that allows pregnant individuals to self-assess their level of exertion during physical activity. The scale ranges from 6 (no exertion at all) to 20 (maximal exertion).