Entropy is? A. A measure of a system's heat energy.

B. A measure of a system's disorder.

C. A measure of the kinetic molecular energy of a system.

D. None of these answers explain what entropy is.

Which surface feature of the moon is characterized by mountainous areas? terrae craters maria regolith

Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied.

*drag each tile to the correct location in the sequence* the table shows chronological events in the life of our sun, a medium-sized star. place the missing events into the correct rows of the table.