Please ask weird Questions for my utube

Secondary school falls between a . kindergarten & elementary b. elementary school & post secondary school c. post secondary school & higher education d. middle school & high school

Symptoms of include nausea, vomiting, improper digestion, and severe abdominal pain, and sufferers may develop diabetes. a. pancreatitis b. hepatitis c. gastritis d. none of the above

Which of these is a disadvantage of hydrogen fuel cells? a. engines that use hydrogen fuel are more efficient than gasoline-powered engines. b. the only emission produced by hydrogen fuel cells is water. c. hydrogen fuel is continually available and useful for heating. d. hydrogen fuel is often purified in a process that emits lots of greenhouse gases.