A question is scientific if you can answer it using which of the following? O A. A survey of other scientists
O B. Thoughts and feelings
C. Observations and measurements
D. A survey of nonscientists

convex lenses are thicker at the middle. rays of light that pass through the lens are brought closer together (they converge). a convex lens is a converging lens. when parallel rays of light pass through a convex lens the refracted rays converge at one point called the principal focus.

which piece of furniture will have the most inertia and give the furniture movers the most difficulty in moving?  

answer

a 75kg dining table