1) Refraction
2)Reflection
3)Concave
4)Convex
I took the test and got this right so you can believe me :)
Hope this helps
Explanation:
Gravitational potential energy = mgh = (5)(9.81)(7) = 343.35J.
Answer:
1. energy lost in the lever due to friction
3. visual estimation of height of the beanbag
5. position of the fulcrum for the lever affecting transfer of energy
Explanation:
Edge 2021
The answer to the problem b.
you can collect water and shine a light though it and record your finings
