Suppose you are mccarthy choose her sample sites. you have the resources to conduct the study at only 4 sites. pick the 4 sites that allow all 4 possible treatment combinations, while controlling for sunlight. drag a check mark to each site you would use, and drag xs to the sites you would not use. you should end up placing 4 check marks and 8 xs. labels can be used more than once.

conduction is the transfer of thermal energy (heat in transfer) due to collisions between the molecules in the object. collisions between adjacent atoms and molecules transfer kinetic energy from the warmer to the cooler object. the objects must be in physical contact.

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.

b. is the answer hoped i