Ascientist a colleague do a better experiment by:

a. providing a warning about a common mistake.
b. filling in an incomplete data table with phony observations.
c. making fun of an awkward presentation of experimental results.
d. to formulate a conclusion without any evidence

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home.what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

What is the most appropriate method of gaining weight (muscle mass)

Which statement is true for bacteria a. bacteria have complex internal structures b. all bacteria are spiral in shape c. all bacteria cause disease in animals d. bacteria break down some foods