<span>Most materials are subject to thermal expansion: a tendency to expand when heated, and to contract when cooled. For this reason, bridges are built with metal expansion joints, so that they can expand and contract without causing faults in the overall structure of the bridge. But thermal expansion can sometimes also be advantageous, making possible the workings of thermometers and thermostats.</span>
Answer:
Shallow grooves within the cerebral hemispheres are called
sulci
Answer:
Es importante reciclar para conservar los recursos de la tierra y reutilizar las cosas que podríamos tirar y desechar en los vertederos.
Explanation:
The answer is true. The effect of long term stress is more harmful to the body. It can cause high blood pressure, and other unwanted negative effects.
ANSWER: PYROGENS; HYPOTHALAMUS
EXPLANATION: During invasion of foreign agents into the body system. The body acts in defense to the invading microbes, this response to foreign body causes inflammation, fever, or abnormal high blood temperature.
However, Leukocytes and macrophages that are present in the surrounding cell, that are exposed to the invading microorganism will secrete PYROGENS which will help to regulate the body's temperature, located in the HYPOTHALAMUS of the brain.