Its called Weight cycling
Someone with a eating disorder.
Sound doesn't have any weight
Scales
it loses mass! and actually it gains weight because of its mucles Actually you only gain weight with muscle mass if you exercise, therefore increasing the muscle mass.
An ION. Ions are divided into two classes. CATIONS ;positive ions e.g. Na^(+) ANIONS ; negative ions e.g Cl^(-)
It either gains, loses, or shares electrons.
A dieting person loses weight.
When and atom loses or gains enery, it becomes positivly or nevetivly charged and can become an ion.
A net charge results when an atom gains or loses electrons. If it loses electrons, it gains a positive charge, if it gains them, it gains a net negative charge.
Water gains and loses heat much more quickly than land.
Potassium loses one electron.
An ion.
Ion