13. A converging lens has a focal point that is 6.0 cm from its center. If an observer looks through the
lens at an object 1.5 cm from the lens, what will the image look like? Is it real or virtual? Is it upright
or inverted? Is the image magnified, reduced, or essentially the same size as the object?

yup its correct its: c) b b

igneous rocks also form where plates converge. the subducting plate melts as it sinks into the crust of the earth, and the melt rises into the overriding plate forming volcanoes. metamorphic rocks are formed mainly in the lithosphere, wherever there is high pressure and high temperature. -woods

it's when something is going so fast it makes a loud noise, breaking the sound barrier, for example: a jet makes a loud noise, not only cause of the jet but because they reached a point where they went so fast that you can year the noise from various parts, kinda like a police car, lets say the car was going   so fast that you hear the siren of the cop car right next to you, but the car is probably a mile a way, it's cos the siren was next to you a few seconds if you understand me