Explain how the energy of a skateboard is transformed as it slides down a ramp. Give evidence that the TOTAL energy of the car remains the same at all points on the ramp. [HELP PLEASE] I'll make the brainliest.

Iwill give brainiest to first person who gets it ! what are 3 basic types of interactions we see in an ecosystem?

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.

Biology ! the conversion of inorganic carbon to organic carbon by plants during photosynthesis is known as _[blank]_. filtration immigration reabsorption primary production