Answer:
true true false true false
The physical law that explains that is the law of conservation of energy which states that he energy of an isolated sistem remains constant
Answer:
PE = (|accepted value – experimental value| \ accepted value) x 100%
Explanation:
Answer: I didn't see a difference because the large ball's vertical displacement and velocity are the same as the small one's.
Explanation:
Answer:
When the object is placed at the focus the image is formed at infinity.
Explanation:
When a ray passes through focus and incident on a concave mirror then it will travel parallel to principal axis after reflection.Hence the image is formed at infinity.
