When a psychologist is making a determination regarding whether or not a study is ethical, one should first consider versus the demand or desire for increased knowledge in a particular field of study.

Lets say that an object of a certain volume has a certin mass. what happens to its mass when you double its volume?

Which type of current is produced by a wire breaking magnetic field lines and changing the polarity? a. alternating b. direct c. straight d. alternating and direct

The position of a crate sliding down a ramp is given by x=(0.05t^3) m, y=(1.7t^2) m, z=(6−0.85t^5/2) m, where t is in seconds. (a) determine the magnitude of the crate's velocity when t = 2 s. (b) determine the magnitude of the crate's acceleration when t = 2 s.