Answer: Layer a is 500 million years old.
Explanation:
Trilobite is a member of the group of extinct arthropods found as fossils and they can be identified by the three-lobed as well as three segmented forms. These were the marine animals. These were appeared initially in the Cambrian Period. They used to live 542 million years ago so the fossils can be estimated to be aged of 500 above years old. These animals used to dominate in the sea area.
Answer:
The north end of Earth's axis is tilted toward the Sun
Explanation:
The correct answer is "letter c. malingering."
Malingering is described as falsifying symptoms of mental or physical well-being of a person to achieve a certain goal, an example is that malingering a certain mental illness or physical illness may be used as a mitigating factor to reduce the sentence of a criminal or to receive special treatment in prison. It may also be used to skip school or work in the military.
All of the following are forms of radiation except A. Stabilizing rays.
There is four kingdom in the domain eukarya.
Domain eukarya is made of eukaryote organism. Domain eukarya has 4 kingdom: Protista, Fungi, Plantae and Animalia. The member of Plantae is autotroph organism that has chlorophyll and capable of doing photosynthesis. Fungi has cell wall that made of chitin. Animalia doesn't have cell wall.