Question

PLEASE PLEADE HELP!?!?

The universe could be considered an isolated system because (2 points) Select one:
a. many people think that no energy or matter exists outside the universe.

b. energy and matter are created in the universe and flow freely into and out of the universe.

c. energy is created outside the universe and matter is created within the universe.

d. energy is created in the universe and matter is transferred out of the universe.

Answer 1

A. since the universe has no matter or energy on the outside

Answer 2

Answer: a. many people think that no energy or matter exists outside the universe.

Explanation: The universe isolated because everything is within it and nothing is on the outside. There is no exchange of energy or matter between the universe and its surroundings. Thus since it is isolated, there can be no exchange of energy with anything.