Using what you now know about the law of conservation of mass, how would you respond if a company said it had developed a way to make hazardous materials and waste “disappear”?

The eel has a certain amount of rotational kinetic energy when spinning at 14 spins per second. if it swam in a straight line instead, about how fast would the eel have to swim to have the same amount of kinetic energy as when it is spinning?

In which of the following cases is work being done on an object? question 2 options: pushing against a locked door carrying a box down a corridor pulling a trailer up a hill suspending a heavy weight with a strong

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects