Explanation:
To find the answer use the equation speed of light=wavelength multiplied by frequency (c=lambda*f) by substituting the value for the frequency the the speed of light
I think the correct answer from the choices listed above is the third option. <span>A 2-N force presses down on the cement block at the same time as a 1.5 -N Force presses up on the cement blocks is an unbalanced system. The forces does not equate to zero. Hope this answers the question. Have a nice day.</span>
Answer:
maybe make your own lock on the door:) that's what I did when I lived in a place with nosy roomates
Pressure is inversely proportional to volume (at constant temperatures.)
Reducing the volume of a container will increase the gas pressure inside because there will be more collisions of the gas particles with the walls of the container.