A 5kg backpack will weigh 49 newtons on earth
When potential energy <u>decreases</u>, kinetic energy increases.
Answer:
The correct answer will be option-B.
Explanation:
A scientific hypothesis is the proposed perdition or idea which is based on the earlier works and knowledge related to the scientific issue. The hypothesis can be tested and proved on the basis of the experiments.
The proved hypothesis can either become law or theory after peer-reviewed by fellow scientists. If the hypothesis still has predictive capabilities help form another hypothesis. Such statements are known as the "theory".
Thus, Option-B is the correct answer.
Answer: A. Scott and Karla
Explanation: Velocity includes speed AND direction.
sound energy hope this helps please give brainliest