ASAP ⚠️ Why does a giant kelp have gas-filled sacs to help it float?
A)to move with the ocean waves
B) to send signals to other plants
C)to collect more sunlight
D)to trap small fish

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass