Which of these is an example of pseudoscience? Predicting the time of sunrise based on data on position of Earth
Predicting the date of the moon phases based on data on position of Earth
Predicting eclipses based on the position of the sun and the moon
Predicting future events in a person's life based on the position of the moon

Why do we perceive objects as retaining their brightness under different lighting levels?

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box

In an experiment examining the effects tai chi on arthritis pain, callahan (2010) selected a large sample of individuals with doctor-diagnosed arthritis. half of the participants immediately began a tai chi course and the other half (the control group) waited 8 weeks before beginning. at the end of 8 weeks, the individuals who had experienced tai chi had less arthritis pain that those who had not participated in the course.