Answer:
What is your lab over? Can you explain what all you did during this lab and what you observed? If you wrote a hypothesis was it true or untrue why or why not?
Explanation:
These should be some good starting points hope this helps!
The first one is have the refrigerant level checked by a qualified professional. The technician will be checking any possible leak, damage and conduct test on the system. Second is to ensure airflow. Change the filter regularly, usually about every three months or maybe monthly, depending on its usage. Have the coils cleaned by a professional if it is already dirty. The third method is to not use your air conditioner when the outside temperature is below 60º. You will be saving energy and money on utility costs by just opening the windows on cool days.
Answer: Aorta
Explanation: The aorta is the largest artery in the body. It carries oxygenated blood from the left ventricle of the heart into systemic circulation. The aorta has many subdivisions that branch off into smaller arteries.
Answer:
B--- pay careful attention to what you are observing.
Explanation:
When you go to fast when making observations, you can mess up. When you take your time and pay careful attention when making observations, there is a chance you could mess up, but it is very slim.