How are reflecting telescopes similar to devices that produce laser light?

a.)both use crystals to produce a beam of light.
b.)both have convex lenses that magnify objects.
c.)both have concave lenses that magnify objects.
d.)both use mirrors to reflect a beam of light.

Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.

The photo shows sugar dissolved into a solution with excess sugar at the bottom of the jar this type of solution is classified as a. unsaturated b. compound c. saturated d. plasma

Is a copper wire a conductor or insulator?