A balloon and a cloth are rubbed together. The balloon is then placed next to a running stream of water. What will happen to the running stream of water? The balloon will repel the water.
The balloon will cause the water to evaporate.
The water will be attracted to the balloon.
The water will become charged.

IM RUNNING OUT OF POINT

Pj conducts an experimental study on the effects of soft music during high stakes science testing. he randomly assigns students at the school. in one condition he does not provide music for testing while in the other group he does provide the music. he administers a pretest at the beginning of the year and a posttest at the end of the year. pj’s design is best described as a: a.static group comparisonb. pretest-posttest control group designc.control-group-time-series designd. nonrandomized control-group pretest-posttest design