Drms 6Th Grade Science Vocabulary

Front 1

nonliving physical features of the envirement including soil, water, tempature, air, and minerals.

Back 1

abiotic factors

Front 2

an underground layer of rock or sediment that holds water.

Back 2

aquifer

Front 3

a scientis that studies the universe beyond earth.

Back 3

astronomer

Front 4

the envelope of gasses that surrounds earth.

Back 4

atmosphere

Front 5

an imaginary line that passes through earths center and the north and sorth poles, about whichearth rotates.

Back 5

axis

Front 6

the initial explosion that resulted in the formation and expansion of the universe.

Back 6

big bang

Front 7

living organisms in the envirement, such as plants and animals.

Back 7

biotic factors

Front 8

the process by which dissolved minerals crystalize and glue particless of sediment together into one mass. It is the fourth step to form a sedimentary rock.

Back 8

cementation

Front 9

one hundreth of a basic unit of measuement.

Back 9

centi

Front 10

any property of a substance that produces a change in the composition of matter.

Back 10

chemical property

Front 11

a minerals ability to split easily along flat surfaces.

Back 11

cleavage

Front 12

the process by which sediments are pressed together under their own weight. It is the third step to form a sedimentry rock.

Back 12

compaction

Front 13

a substance in which two or more elements are chemically joyned.

Back 13

compound

Front 14

the direct transfer of thermal energy from one substance to another substance that is touching.

Back 14

conduction

Front 15

the practice of using less of resourse so that it will not be used up.

Back 15

conservation

Front 16

a force that builds up mountains and ladnmasses on earth surface

Back 16

constructive force

Front 17

the hypotheses that the continents slowly slowly move across earths surface.

Back 17

continential drift

Front 18

an experiment in which only one variable is manipulated at a time.

Back 18

controlled experiment

Front 19

the transfer of thermal energy by the mavement of a fluid.

Back 19

convection

Front 20

a plate boundory where two plates move toward each other.

Back 20

convergent boundary

Front 21

the centeral region of on object.

Back 21

core

Front 22

the layer of rock that forms earths outer surface.

Back 22

crust

Front 23

facts, figures, and other evidence gathered through observation.

Back 23

data

Front 24

the amount of mass of a substance in a given volume.

Back 24

density

Front 25

the smallest particle of an element.

Back 25

atom

Front 26

the pracess in which sediment is laid dorn in new lacations. It is the second stip to form a sedimentary rock.

Back 26

deposition

Front 27

a force that slowly wiars away mountains and other features on the surface of the earth.

Back 27

divergent boundary

Front 28

a volcano that is not currently active, but that may becaome active in the future.

Back 28

dormant

Front 29

the shaking that results from the movement of rock beneath earths surface.

Back 29

earthquake

Front 30

the partical or total blocking of one object in by another.

Back 30

eclipse

Front 31

energy that travels through space in the form of waves

Back 31

Electromagnetic Radiation

Front 32

a substance in which all the atoms are the same that cannot be broken down into other substances

Back 32

element

Front 33

the ability to do work or cause change

Back 33

energy

Front 34

the practice of reducing energy use

Back 34

energy conservation

Front 35

a change from one form of energy to another

Back 35

energy transformation

Front 36

an imaginary line that circles Earth halfway between the North and South poles

Back 36

Equator

Front 37

the two days of the year on which neither hemisphere is tilted toward or away from the sun

Back 37

Equinox

Front 38

the destructive process in which water, wind, or gravity loosens and carries away fragments of rock. It is the first step to form a sedimentary rock.

Back 38

Erosion

Front 39

the process by which all the different kinds of living things have changed over time

Back 39

Evolution

Front 40

a volcano that is no longer active and is unlikely to erupt again. Or an organism that no longer lives on Earth

Back 40

Extinct

Front 41

a force that slowly wears away mountains and other features on the surface of the Earth

Back 41

Destructive Force

Front 42

the process by which water molicules in liquid water escape in the air as water vapor

Back 42

Evaporation

Front 43

a break or crack in Earth's lithosphere along which the rocks move

Back 43

Fault

Front 44

a trace of an ancient organism that has been preserved in rock

Back 44

Fossil

Front 45

an energy-rich substance (such as coal, oil, or natural gas) formed from the remains of organisms

Back 45

Fossil fuel

Front 46

the way a mineral looks when it breaks apart in an irregular way

Back 46

Fracture

Front 47

a huge group of single stars, star systems, star clusters, dust and gas bound together by gravity

Back 47

Galaxy

Front 48

a hard, colorful mineral that has a brilliant or glassy luster and is valued for its appearance

Back 48

Gemstone

Front 49

Earth

Back 49

Geo

Front 50

a record of the geologic events and life forms in Earth's history

Back 50

Geologic Time Scale