Answer
No you did not lose weight.
Explanation:
Weight is the force acting on an object, Gravity is a force on earth which does not apply to the moon so your weight may change depending in where you are but your mass will stay the same because mass measures the matter of an object ITSELF! Have a nice day....
Answer:The 2nd and 3rd one.
Explanation:
It has the same number of protons but different amount of nuetrons.
Answer: a,b
Explanation: because a scientific theory is something that been thought of and tested multiple times.
The answer is Velocity and potential energy. Kinetic energy is the total energy of a system or an object in motion and requires movement.