Someone please help me with this! i dont know what to put!! Create a mnemonic device that will keep these levels of organization in order and help to remember them. Atom-Molecule-Biomolecule-Organelle -Cell-Tissue-Organ-Organ System-Organism-Population-Communit y-Ecosystem-Biosphere

the major parts of the digestive system:

salivary glands.

pharynx.

esophagus.

stomach.

small intestine.

large intestine.

rectum.

accessory digestive organs: liver, gallbladder, pancreas.

here is the answer

water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering. weathering is the breaking down or dissolving of rocks and minerals on earths surface. once a rock has been broken down, a process called erosion transports the bits of rock and minerals away.