front 1 the total quantity of dissolved salts in water | back 1 salinity |
front 2 a compound made of hydrogen and oxygen | back 2 water |
front 3 small organisms that drift through bodies of water; include animals, plants, and bacteria | back 3 plankton |
front 4 water that is not fresh; water that has things dissolved in it that make it taste salty | back 4 salt water |
front 5 having to do with the ocean | back 5 marine |
front 6 a coastal body of water where fresh water from a river mixes with salt water from the ocean | back 6 estuary |
front 7 the force per unit area exerted on an object | back 7 pressure |
front 8 a large body of salt water that covers most of Earth | back 8 ocean |
front 9 an object's mass divided by its volume; a measure of how many particles are packed together into a certain amount of space | back 9 density |
front 10 large-scale movement of water within the oceans in a certain direction | back 10 ocean current |
front 11 a depression in the ocean floor that ranges from a few feet to several miles in depth | back 11 ocean basin |
front 12 a substance in which all of the parts are the same throughout | back 12 homogeneous |