As matter changes state from gas to liquid, which of these statements is true?
a) the particles speed up.
b) the particles slow down.
c) the particles get farther apart.
d) the attractive force between the particles decreases

Which accurately compares concave and convex lenses?

Scientists follow specific processes in order to determine valid explanations and conclusions from observations. david observed strange lights in the sky above his home outside of roswell, new mexico. the only explanation that makes sense to him is that there are ufos in the area. what should david do next to verify his explanation?

The receptor cells that convert light energy into neural signals are called