A contusion occurs when a strong blow or repeated blows from an object struck the body, crushing the underlying muscle fibres and connective tissues without breaking the skin.
A contusion can vary in severity depending on the object and location of the injury. For example a contusion to the brain may cause a concussion that can cause serious symptoms that require immediate medical attention
Answer:
d is the answer because it makes the most sense
Explanation:
also because what it says is true everything it says
Answer:
- Abiotic factors refer to non-living physical and chemical elements in the ecosystem.
- Abiotic resources are usually obtained from the lithosphere, atmosphere, and hydrosphere.
- Examples of abiotic factors are water, air, soil, sunlight, and minerals.
Answer:
The independent variable is allowed to change and the dependent variable is held constant to see what other conditions
Explanation:
the dependent variable is what is being tested therefore it is what remains constant unlike the independent variable.
Hope this helps. let me know if im wrong.
