Science Unit 3 Vocab

materials, such as nutrients, picked up and carried by flowing rainwater

to change from a liquid to a gas

the part of Earth where life can exist

a group of stars that forms a particular shape in the sky and has been given a name

the science or the activities of cultivating the soil, producing crops, and raising livestock

an imaginary line that runs through the North and South poles around which the Earth spins

the protection and care of natural resources

the laying down of sediment and rock in a new place

the movement of rocks or soil caused by wind, water, or ice

the solid outer part of Earth composed of rock and thought to be about 60 miles thick

layer of air surrounding Earth

to use materials in an old object to make a new object

all the water at or near Earth's surface, including liquid bodies of water, ice, and snow

materials made by humans that has been left in orbit around Earth

change from a gas to a liquid

a path a revolving body follows

steady flow of ocean water

plant life or all the plants that cover a particular area

a thick haze caused by the action of sunlight on air polluted by smoke or automobile exhaust

to travel around another object in space

the state of the atmosphere at a certain place and time

the cutting down or burning of all the trees in an area

a seasonal weather pattern of a wet and dry season

the pattern of weather in an area over a long period of time

resource that cannot be replaced quickly enough to keep from running out

a resource that is always being replaced and will not run out

water held underground ing spaces within soil and rock

a force that pulls objects toward each other

a ball of hot gases that gives off light and other types of energy

the way an object appears to move, not whether or how it actually moves