Answer:
The 3rd Option
Explanation:
Simple for this question, C: an investigation because it uses only observations.
Answer:
See explanation
Explanation:
The tympanic membrane or eardrum serves as a divider between the outer ear and the middle ear structures. It is gray-pink in color when healthy and consists of three very thin layers of living tissue. The eardrum is very sensitive to sound waves and vibrates back and forth as the sound waves strike it.
Answer:
Yes, tell an adult to schedule a dentist appt
Explanation:
Answer: Fitness training balances five elements of good health. Make sure your routine includes aerobic fitness, strength training, core exercises, balance training, and flexibility and stretching.
Explanation:
I believe the answer is either B. or C.
Hope this helps!
