The diagram alongside shows a model of a sample of gas particles at room temperature. Which diagram best shows the results of removing heat from
this sample until it freezes?
​

Aphysical change is a change in the size, shape,, or stafe of matter true or false

Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?

Estimate the schwarzschild radius (in kilometers) for a mini-black hole formed when a superadvanced civilization decides to punish you (unfairly) by squeezing you until you become so small that you disappear inside your own event horizon. (assume that the your weight is 50 kg)