When advertisers use well known, attractive people to sell their products, the attractive people are being used as a

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

At what time will the interfering waves have an amplitudeof zero?

Scientist have use computer models to create a series of maps that show how susceptible coastal cities in island countries are to the sea rising at different levels.the map shows that a 1 meter rise would swap cities all along the us eastern seaboard. a 6-meter sea level rise with sub merge a large part of florida. thermal expansion has already raise the oceans 10 to 20 centimeters the most likely cause,directly and indirectly, for such a rise in sea level is