A researcher wants to determine if the wall color in the office building has an effect on worker productivity. In the experiment, one group of employees work in a green room while another group performs the same tasks while working in a blue room that they always worked in. After one week, the researcher then looks to see which room completed more tasks. what is the hypothesis?

It is believed that europa, one of jupiter’s moons has an ocean beneath its surface. based on how earth’s oceans and atmosphere are believed to have formed, what can be said about europa’s supposed ocean? the arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced , similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s .