Suppose two stars are located in region a of the h-r diagram shown in the figure below. star x appears much dimmer that star y as seen from earth. which star can be inferred to be nearer to earth, and how do you know?

Aturntable a is built into a stage for use in a theatrical production. it is observed during a rehearsal that a trunk b starts to slide on the turntable 10 s after the turntable begins to rotate. knowing that the trunk undergoes a constant tangential acceleration of 0.31 m/s2, determine the coefficient of static friction between the trunk and the turntable.

Which of the following describes how a microwave heats food

The smallest particle of an element that retains its identity in a chemical reaction. true or false