ASTRONOMY: Select the correct answer from each drop-down menu.
Sunspots are associated with regions of . It is visible on the .

What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.

When plants use sunlight to make food, the energy of sunlight is

Explain the significance of thesaurus geographicus