Astudent wants to demonstrate entropy using the songs on her portable music player. what should she do to demonstrate the highest entropy?
a. play only the classical songs on shuffle.
b. play all the songs in order by artist.
c. play all the songs on shuffle.
d. play all the songs in alphabetical order.

Achild throws a ball with an initial speed of 8.00 m/s at an angle of 40.0° above the horizontal. the ball leaves her hand 1.00 m above the ground. how long is the ball in flight before it hits the ground?

How does the image distance (di) of a convex lens compare with the image distance of a concave lens? a. the image distance of the convex lens is positive, and that of the concave lens is negative. b. both are negative for a virtual image. c. both are positive for a virtual image d. the image distance of the convex lens is negative, and that of the concave lens is positive.

Iwill give 30 points to whoever answers ! what is the formula for actual mechanical advantage and ideal mechanical advantage?