Question

Plzz help me do this

Answer 1

Answer:

1.B) weight

2.D) all

3.It states that total amount of energy in an isolated system remains constant over time.

Answer 2

(1) b.weight

(2) d. all

(3) matter can change its phase such as from solid to liquid or liquid to solid but not the amount of matter or mass

nor energy that is available

(4) 1. kinetic energy of water transfer into electrical energy with the help of dam... and 2. wind energy of wind mill Transfer in electrical energy....