Which is a resource that the National Park Service manages? A. memorials
B. wildlife refuges
C. ecosystems
D. endangered species

The image shows the positions of a car on a roller coaster track. arrange the cars in order based on their gravitational potential energy. begin with the lowest potential energy and end with the highest.

What’s #16 asking me and how do i solve it?

Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion