What is Pneumonoultramicroscopicsilicovolcanocon?

Lumps of minerals on the ocean floor are called? What is HGI in Coal? One sixteenth of an inch is how many mm? Can Hydroponics plants live in the sun? How can science help a cyclone? How many millimeters are in an inch and half? What contributions did James Harkin make to the field of environmental science? What is the process of giving off vapor containing water from the stomata on leaves or the pores of the skin? What is a specified task? Why is lifting a box a form of work but thinking of a homework plan is not a form of work? Is gruel a common noun? A train is accelerating at a rate of 2.0kmhrs If its initial velocity is 20kmhr what is its velocity after 30seconds? Where to write the acknowledgement plus samples? Is it a fact or opinion to say the research team has discovered a new method for conducting this complicated chemical analysis? What happens if you put algae near sunlight? Does a hypothesis have to be provable? If body A exerts a force on body B then body B exerts an equal an opposite force on body A is? Are iron and sulphur metals? Why do we need to perform experiments in science? What is the testable outcome in a science fair project?