Humans have altered the composition of Earth's atmosphere by
A. Making the air pressure drop
B. Making the air temperature drop
C. Polluting it with excess ozone
D. Polluting it with carbon dioxide gas

When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?

When an experimenter draws a conclusion that he assumes will apply to all situations set up similarly to his test situation, even though he cannot possibly have examined all possible test scenarios, the experimenter is using deductive reasoning inductive reasoning abductive reasoning subjective reasoning

Abike ride event is 30 miles. a first aid tent is put at the 3/4 mark of the course. how many miles from the starting point is the first aid tent?