A zero gravity chamber simulates the weightlessness that astronauts experience in space. Which of the following will most likely happen to a person inside a zero gravity chamber? A. The person will feel energetic because the heart rate will increase.
B. The heart rate will slow down because the blood vessels will have less blood to circulate.
C. The person will feel dizzy because the heart will pump less blood per beat.
D. The heart will pump less blood per beat because the blood vessels will have less blood to circulate.

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101

answer;

-vessels in the chest

the diagnosis of angina pectoris literally means "vessels in the chest"

explanation;

-angina pectoris is the medical term for chest pain or discomfort due to coronary heart disease.it is the chest pain due to an inadequate supply of oxygen to the heart muscle. the pain is typically severe and crushing, and it is characterized by a feeling of pressure and suffocation just behind the breastbone.

agina pectoris is caused by reduced blood flow to your heart muscle. the blood carries oxygen, which the heart muscle needs to survive. when the heart muscle isn't getting enough oxygen, it causes a condition called ischemia