A statistical measure often used in survey research that indicates the extent to which changes in one factor are accompanied by changes in another is called a (n) A- replication
B- independent variable
C- dependent variable
D- correlation coefficient

An apple is falling from a tree. disregarding air resistance, which diagram shows the free-body diagram of the force or forces acting on the apple?

Asample of a gaseous substance changes into a liquid

Avery long solenoid of inner radius 2.75 cm creates an oscillating magnetic field of the form = for this solenoid, =0.00425 t and =319 rad/s. (a)what is the maximum value of the induced electric field at a perpendicular distance 1.45 cm from the axis of the solenoid? (b) what is the maximum value of the inducted electric field at a point 5.85 cm perpendicular from the axis of the solenoid?