The right options are;
-They’re made up of more than one substance.
-They’re readily available in nature.
Composite materials are materials that are produced by combining two or more substances that has different properties. Composite materials have unique properties that are different from the individual constituents and the constituents can be easily differentiated within the composite materials because they do not blend into each other. Some composite materials are readily available in nature. For example wood is a composite material that is composed of cellulose and lignin.
Answer:
At the time of inspiration, contraction of diaphragm takes place that enhances the chest cavity.
Explanation:
One of the prime muscle that takes part in the process of respiration is the diaphragm, which is situated below the lungs. It is a dome-shaped and large muscle, which spontaneously goes through a contraction, and largely the process takes place involuntarily.
The contraction of diaphragm takes place at the time of inhalation, which flattens and increases the chest cavity. Due to the contraction, a vacuum is generated that makes the air to get in within the lungs. In contrast, the diaphragm relaxes at the time of exhalation and moves back to its original shape, thus, making the air move out of the lungs.
Yes some can because deep underwater organisms dont even see the light and they still survive
Idk but good luck seems hard
Answer:
Explanation:There are however some important differences between the two: Elastic cartilage has less matrix that hyaline cartilage, this matrix also being infused with elastic fibers. ... Elastic cartilage contains more and larger chondrocytes than the hyaline cartilage. They are more closely packed and only one chondrocyte per lacuna.