Q: How are electrons shared in covalent bonds? A:

OPTIONS:
- randomly
- orderly
- unequally
- equally

Answer: equally

Problem: OPTIONS:
- lymphatic system
- hormonal system
- skeletal system
- digestive system
Q: Q: What body system consists of organs that break down food, absorb nutrients, and eliminate waste? A:
Answer: digestive system

Problem:OPTIONS:
- Permeation
- Diffusion
- Radiation
- heat

Q: What is the transfer of thermal energy between substances called? A:
****
A: heat

Q: What is the term for the study of how living things interact with each other and with their environment? A:
OPTIONS:
- biology
- radiology
- anthropology
- ecology
ecology

Q: What substance is created when a copper turns from reddish brown to greenish brown? A:
OPTIONS:
- rust
- copper alloy
- iron oxide
- copper oxide

Answer: copper oxide

input with options: Q: What supports the scapula, transmits the weight and forces from the upper limb to the body trunk, and protects the underlying nerves and blood vessels? A:
OPTIONS:
- bladder
- pelvis
- cranium
- clavicle
output:
clavicle