The United States: uses almost 25% of the world's energy is the most populous country in the world is the leading supplier of fossil fuels designed and launched the Mir Space Station​

the correct answer is boyle

the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface.

that tool would be a compass