The answer is: his study does not qualify as an experiment. For the study to be an experiment, Dr. Kline would have to manipulate the independent variable in a group (for example, apply a certain treatment) and also have a control group to which he doesn’t apply such treatment.
In this case, the study is an observational study because he only observed the subjects that were in the zoo that morning and measured the variable of his interest, that is the environmental attitude of the visitors, he did not apply a certain treatment to the group nor manipulate any variable.
Answer:
The Dead Sea is a terminus for the flow of rain and surface water, which means water flows into it but doesn’t flow out: its water has no escape, but is trapped to evaporate. Soaring summer temperatures and year-round hot dry climatic conditions make it a perfect place to spend unforgettable holidays yet lead to significant losses of water to evaporation. The water has been losing its H2O content for 65,000 years, with the minerals becoming more and more concentrated and salt prominent among them.
Answer:
It helps pay for services like repairs to sidewalks.
Explanation:
The rest of the options would be paid with federal taxes as they are not local.
<span>The first British Army could have come south from Canada along the Hudson River, while the second British Army in New York City could have come north up the Hudson River, meeting up somewhere in between.</span>