We need to have sunlight because without it you wouldn’t be able to make anything else
Answer: independent variable
Explanation:
The dorsal surface in for legged animals is called superior
Seasons are Winter, Spring, Summer And Fall. The Sun moving (orbiting earth) causes them. So in the winter, the sun is on the opposite side of the world, and that's why it is so cold. In the summer, the sun is facing straight at us. Other season's, the sun is kinda in between, if that is any help
Eye strain - hope this helped