Which example of transportation most likely involves the widest variety of vehicles?
A. Blood is rushed from a blood bank to a local hospital.
B. Fresh vegetables are transported from a farm to a nearby city.
C. science textbook is transported from a printer in China to your school, and then to your home.
D. Gravel from a gravel pit is transported to construction sites across the state.

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?

The vapor pressure of ethanol is 1.00 × 102 mmhg at 34.90°c. what is its vapor pressure at 61.61°c? (δhvap for ethanol is 39.3 kj/mol.)

You have a sample of a metal, the sample is exactly 6.02 x 1023atom, if the sample has a mass 55.85 what metal is your sample made of?