Squid belong to the class of mollusks known as cephalopods, which includes octopuses, cuttlefish, and nautiluses. Most squid have eight arms and two long feeding tentacles, which feed into a central mouth armed with a sharp, parrot-like beak.quid belong to the class of mollusks known as cephalopods, which includes octopuses, cuttlefish, and nautiluses. Most squid have eight arms and two long feeding tentacles, which feed into a central mouth armed with a sharp, parrot-like beak.
Matter is a substance that has inertia and occupies physical space. According to modern physics, matter consists of various types of particles, each with mass and size. The most familiar examples of material particles are the electron, the proton and the neutron. Combinations of these particles form atom s.
In Elements and Compounds. Matter is anything that has mass and volume. The mass of matter is measured by the acceleration a body has when a force is applied. The greater the mass, the slower the acceleâ¦ration for the same force. The volume is determined by the space in three dimensions that it occupies.