A scientist carried out several different procedures, each of which caused a change in matter. Select each procedure that is likely a chemical change.

Displacement is the slope of a velocity vs. time graph a. true b. false

In order to complete this lab. you will need to be familiar with some common chemistry terms. complete the chemical change puzzle and list the relevant terms and their meaning below a.rectant b.product c.supernate

Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse