Answer: A. Does the wave require a medium to travel.
Explanation:
Mechanical waves require the presence of a material object to be able to engage in energy transfer. For example, Sound is a mechanical wave that needs a medium to travel such as a solid or liquid.
Electromagnetic waves on the other hand, are able to travel through a Vacuum including that of space and they include all light waves. This is why the sun's light is capable of reaching Earth.
Answer:
Forestry and hydrology studies have concluded that forest loss decreases the amount of precipitation that infiltrates the soil and increases the runoff volumes of streams and rivers. However, these findings do not reflect how the increase in runoff due to deforestation affects human access to clean water.
Answer:
Please write the correct Question
Nuclear power plants use renewable fuel. Nuclear power plants produce little to no greenhouse gas. Nuclear power plants produce a large amount of energy for a small mass of fuel. Nuclear power plants produce no toxic waste products.
Answer:
The correct answer will be option C- the dendritic cell consumes the pathogen by phagocytosis
Explanation:
Dendritic cells are a class of professional immune cells which alert the immune system by antigen presentation, the reason also known as antigen-presenting cells.
These cells induce the B cells to produce antibodies against the antigen and also attain the function of macrophage that is phagocytosis. The pathogens are engulfed by the dendritic cells when they detect a pathogen.
Thus, option C is the correct answer.
