Who pioneered the use of galvanoplastic compounds for preserving footprints a
o a. mathieu orfila
ob. calvin goddard
o c. edmon locard
od. alphonse bertillon
o e. dr. joseph bell

You open a can of soda at room temperature and hear a hiss. which of the following factors has changed inside the container? a.) atmospheric pressure b.) temperature of gas c.) type of gas d.) amount of gas