When ann went to her doctor, he gave her a hearing test. during the test, the doctor presented tones to ann through earphones. the tones varied only along the loud-soft dimensions (from very loud to very soft). the doctor asked ann to raise her hand whenever she heard a sound. the doctor was testing ann's

Explanation:

ability to hear the sounds. if she didn’t hear a certain amount or a certain type of sound it could possibly lead to her having to get hearing aids.

true you must have an adult in the car

the aorta is the large artery leaving the heart branches into smaller arteries, which eventually branch into capillaries.the arteries carry oxygen and nutrients away from your heart, to your body's tissues. the capillaries are small, thin blood vessels that connect the arteries and the veins. the statement that arteries carry oxygen-rich blood to capillaries is true. veins on the other hand are blood vessels that take oxygen-poor blood back to the heart.