Answer:
As objects move around over time, the energy associated with them—e.g., kinetic, gravitational potential, heat—might change forms, but if energy is conserved, then the total will remain the same. Conservation of energy applies only to isolated systems.
Explanation:
The answer is; A
Nebulae are clouds of dust and gas in space. When local areas in nebulae start to collapse under their own weight and fusion begins, a star is born. This, therefore, means that a star is denser than nebulae because it requires that atoms fuse for it to form. Fusion creates heavier atoms from light atoms.
C. Sap- appareently i have to use 20 characters so im just gonna keep typing lol
You can use scientific inquiry to answer the questions 'Why is the sky blue?' and 'Why do diseases exist?' because science can help you explore and prove them while you can't prove, at least not in this way, why bad things happen... ☺
Answer:
Metabolism
Metabolism, the sum of the chemical reactions that take place within each cell of a living organism and that provide energy for vital processes and for synthesizing new organic material.
Explanation:
Hope it helps :)
