4. What experiments did Chen carry out to come up with these conclusions? 5. Did anything surprise you about this video? Why or why not?

mention the spill to the teacher clean the area and throw the broken pieces away

explanation:

the mantle

explanation:

earth is divided into three layers: the crust or the outermost layer on which we live; the underlying, middle layer - the mantle - and the core (the innermost layer of earth).

the dependant variable is spilled water

the independent is the heat

smooth muscle is composed of involuntary muscles found within the walls of organs and structures such as the esophagus, stomach, intestines, and blood vessels. those muscles push materials like food or blood through organs. unlike skeletal muscle, smooth muscle can never be under your control.