What best describes the set of focal points of a thin convex lens?

two focal points on opposite sides of the lens, with one point twice as far from the lens as the other point

two focal points on the same side of the lens, with one point twice as far from the lens as the other point

two focal points on opposite sides of the lens, each the same distance to the lens one focal point located either in front of or behind the lens

If the textbook weighs 19.6 newtons on venus, what is the strength of gravity on venus?

Geologists get to play with chemistry, physics, and history! and what a history you will meet as youwork your way through the course. starting at the beginning, the textbook provides the scientifically acceptedstart of the and promises that you'll get to explore some of the evidence for that scientific view, later inthe semester. meanwhile, which is more nearly correct of the scientifically accepted view? a) the earth formed when the big bang caused older materials to fall together, about 14 billion years ago. b) the earth formed from the falling together of older materials, about 4.6 billion years ago. c) the earth formed in the big bang, about 6000 years ago. d) the earth is eternal, having been here forever and promising to be here forever. e) the earth was assembled by gigantic space beavers, which gnawed down the primordial tree of life andpiled its branches together to form the planet.

Explain teen pregnancy from a sociological perspective.