Which of the following has the shortest wavelength?
question 32 options:
infrared radiation
x-rays
green light
radio wave

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.

What are similarities and differences of reflection, refraction, diffraction and absorption?

If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?