HELP ME PLEASE! A volcanic eruption results in suspended particles, such as dust and ash, in Earth's lower atmosphere. What is the result of this on Earth's weather/climate?
A)reduced solar radiation and over-all cooling
B)a decrease in the ozone in Earth's atmosphere
C)increased carbon dioxide, increased global warming
D)increased solar radiation and a spike in temperatures

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are