The correlation coefficient ranges from _____ to _____.

Subduction occurs when ________ rocks are forced beneath ________ rocks.

Nico is meeting with his academic advisor and discusses how he wants to treat with individuals with mental health disorders. Nico wants to be a _________ psychologist.

Earth formed approximately ________ years ago.

A researcher provides participants with a video of children playing. After watching this video, the participants are asked to reflect on what they thought and felt as they watched the video. What is the researcher most likely studying?

Visible light is a small part of the electromagnetic spectrum, but when we see colors, we are seeing ________.

________ is the most important factor in the process of photosynthesis.

What is the main factor that determines what will happen to a star after it consumes all of its nuclear fuel?

If solar flares pose a danger to orbiting spacecraft and astronauts, how much warning is there for the danger?

 Participants in an experimental research study listen to a lecture either in a lecture hall filled with natural light or in a lecture hall with artificial light and no windows. Before leaving the lecture halls, the participants fill out a mood survey. What is the independent variable in this study?