Which of the following facts are true about ground level ozone? a. O3 and primary pollutant
b. O3 and secondary pollutant
c. O2 and primary pollutant

In the first law of thermodynamics, triangle e=q-w, what does q stand for

The star betelgeuse is about 600 light-years away. if it explodes tonight, a. we'll know because debris from the explosion will rain down on us from space.b. we'll know it immediately because it will be brighter than the full moon in the sky.c. we won't know about it until 600 years from now.d. none of the above.

In order to do work, the force vector must be question 1 options: in a different direction than the acceleration vector. in a different direction than the displacement vector. in the same direction as the displacement vector and the motion. in the same direction as the acceleration vector.