Four students measure the volume of an object that has an accepted value of 75.0 ml. they post their results in a table. which set of data is most likely the result of a systematic error?

An unknown substance has a melting point of 1064 ∘c, is insoluble in water, conducts electricity as a solid, and is hard. given these properties, which of the following are possible identities for the unknown substance? check all that apply. view available hint(s) check all that apply. sio2 f2 au kbr

What is the length x of the side of the triangle below? (hint: use the cosine function)

Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?