IDNStudy.com, kung saan ang mga eksperto ay sumasagot sa iyong mga tanong. Ang aming platform ay nagbibigay ng mga maaasahang sagot upang matulungan kang gumawa ng matalinong desisyon nang mabilis at madali.

True/Faise
13. A force acting in the direction an object is moving does positive work.
14. Kinetic energy is a vector quantity.
15. The gravitational potential energy of a moving object is always zero.
16. When mechanical energy is conserved, the kinetic energy you end up with always equ
gravitational potential energy you start with.
17. A force acting perpendicular to an object's displacement does negative work.
18. Energy can be converted from one form to another form.
19. The force needed to lift an object at a constant speed is equal to the weight of the ob
20. Centripetal forces do zero work on an object.​


Sagot :

Answer:

13. True

14. True

15. True

16. False

17. False

18. True

19. False

20. True

Explanation:

Di po sure fell free to correct me :<