If a researcher conducts a study to compare the effects of two treatments to reduce anxiety, treatment is a(n) variable.

When something is moving, it is in motion. pressing the gas pedal in a car will put the car in motion. two important properties of motion are speed and direction. speed is how fast an object is moving. tony and tanya both run for the same amount of time, in the same direction. tanya runs much further than tony in that time. how does tony's speed compare to tanya's speed? a) their speed is equal. b) tony is slower than tanya. c) tony is faster than tanya. d) without a stopwatch, you can't say for certain.

Adefendant visited her doctor to seek treatment for a bullet wound. while he was treating the wound, the doctor asked the defendant how she was shot. the defendant replied that she was struck by a police officer’s bullet while running away from a jewelry store she had robbed, but she implored the doctor not to tell this to anyone. the doctor promised that he would not. although the defendant was never charged by the police, the owner of the jewelry store brought suit against her seeking the value of the stolen goods. the defendant denied robbing the store. at the trial, the owner calls the doctor to testify to the statement made to him by the defendant. the defense attorney objects on the ground that such testimony is barred by the jurisdiction’s physician-patient privilege. should the objection be sustained?

The principle of checks and balances is based on the notion that