5th Grade Science Test 4 Flashcards Preview

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Flashcards in 5th Grade Science Test 4 Deck (41):
1

fiery rock

igneous

2

obsidian, pumice, and granite

igneous rocks

3

rock layed down in layers

sedimentary rock

4

limestone, sandstone, shale

sedimentary rock

5

rocks thought to have changed from one type to another

metamorphic

6

marble, slate

metamorphic rocks

7

scientists who study the structure of the earth

geologists

8

the unmovable rock

bedrock

9

melted rock

magma

10

magma that has erupted through the earths surface

lava

11

new soil is formed by a process called what

wheathering

12

any material found in Gods creation

natural resource

13

decaying plant and animal material

humus

14

a substance that forms rocks

mineral

15

have a definite shape,sharp edges and flat sides

crystal

16

mud ball

geode

17

rare beautiful minerals which are very hard

gemstones

18

scientists who study minerals

mineralogists

19

stone icycles hanging from the ceiling of a cave

stalactites

20

stone formations growing up from the floor

stalacmites

21

another name for oil

petroleum

22

a black or brown rocklike substance

coal

23

the preserved remains of plants or animals

fossils

24

scientists who study fossils

paleontologists

25

what is soil

decayed plants and animals

26

name two ways wheathering breaks or wears down rock

chemical and physical

27

how does quartz get its color

by its impurities

28

what is the name for plant and animal remains that have turned into stone

a mold

29

famous geyser in Yellowstone national park

old faithful

30

how is a cave formed

caves were made underground as acid dissolved some of the rock

31

why are rocks found near river delta

because mineral wash up and form rocks

32

how does a geyser work

a column rises until all the water is launched a couple feet into the air

33

a rock that floats

pumise

34

the hardest substance

crystal

35

most of the rock under the surface

bedrock

36

the metal which is liquid at room temperature

mercury

37

the rarest gemstone

ruby

38

was once limestone

marble

39

a radioactive which is the primary source of nuclear power

uranium

40

rock formed from shells of sea creatures

limestone

41

volcanic glass

obsidian