Which statement is true about prokaryotic cells? - they contain just as many organelles as eukaryotic cells,

- the DNA floats freely in the cytoplasm,

- they make up plants and animals

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

Energy defines the different "states" of matter. in no more than 3 sentences, describe the amount of kinetic energy that each of the 3 states of matter possesses and relate that to the atom/molecular motion of each "state".

If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied