6. Is the following sentence true or false? The energy in X-rays passes through skin,
but it does not pass through bone.
List two drawbacks of X-ray imaging.
7.
b.

When a researcher debriefs her participants, she: provides a detailed explanation of the study. removes their undergarments. tells them they can stop taking part at any time. provides an detailed explanation of the study, and tells them they can stop taking part at any time.