What should you do before you begin to plan a scientific investigation?

Which form of relativism states that people rely on their own standards of right and wrong when making a decision?

Which of the following best describes the formation of plasma?

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.