No system is completely closed off from its surroundings, but some systems are almost completely closed. which represents a system that is almost completely closed? a. the tropical rainforest exhibit at the botanical gardens b. the bird exhibit at the zoo c. a tropical fish aquarium d. the african safari park

Will give brainliest! which statement best describes the similarities between fundamental forces? electromagnetic and strong nuclear forces influence the interaction between charged particles within an atom. gravitational and magnetic forces are both types of charges that occur in nature. nuclear and magnetic forces are both related to mass and weight. strong nuclear force is most like electrical force because they are both related to distance.

The charge on a charged sphere is: a)concentrated at its centerb)distributed uniformly throughout its volumec)clustered on its centerd)distributed uniformly over its surface

What can you increase the strength of an electromagnet by