What is an observesation?

What is the difference between a strath and a glen? What does the term alto mean in science? Did franklin Chang diaz invent anything? What 3 factors affect the density of sea water? What is the law that describes the relationship between volume and temperature of a gas when pressure is consistent? How could the lowest melting point of solder be found more accurately? A steel block has a volume of 0.08m3 and a density of 7840kgm3 what is the force of gravity acting on the block in water? What is the magnifying power of the eyepiece used if a cell magnified 200 times under HPO? How hot is an inferno? Is fiber non-biodegradable? Can silver melt? What are major steps in a inquiry process? What are the four types of eroison? Is 2 3-butanedione soluble in water? Why are you doing the investigation? What is a homogeneous and hetrogeneous mixture? How many feet does 3 miles equal? What three hazards associated with general purpose bombs? What type of fossil is found in a hollow place shaped like an organism? When do chromosomes become visible during mitosis?