Answer:
the study of the structure, reaction, and composition of different kinds of substances
Explanation:

negative attitudes: critical, ridiculing, selfish, jealous, mean, spiteful, aggressive, sarcastic, and malicious
Positive attitudes: encouraging, sympathetic, sincere, respectful, sensitive, honest, caring, assertive, and compassionate
hope this helps:)
Answer:
That is either the knee or the elbow
Explanation:
The bursitis is inflammation in the joints that causes fluid filled pads for cushioning.
The answer is a. (in terms of performing cpr on a adult) hope this helps