I need help on this ASAP

Drink a pepsi cherry iced fruit shoot apple juice milkshake mocktail

The independent variable in this experiment is the angle at which the light from the ray box strikes the mirror.hope this .

Answermake them get very hot and over time wear them out;

Hellosubatomic particles  are  particles  that are smaller than the atom. protons, neutrons, and electrons are the three mainsubatomic particles  found in an atom. protons have a positive (+)  charge. an easy way to remember this is to remember that both neutron and no  electrical charge  start with the letter "n."have a nice day