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Rocks & Minerals. Rocks & Minerals Types of Rocks.

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Presentation on theme: "Rocks & Minerals. Rocks & Minerals Types of Rocks."— Presentation transcript:

1

2 Rocks & Minerals

3 Types of Rocks

4 Erosion & Weathering

5 Weathering & Erosion

6 Soil

7 Resources

8 Rocks & Mineral Types of Rocks Erosion & Weathering Weathering & Erosion Resources Soil $100 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 $500

9 Which of the following is not a characteristic of a mineral?
a. inorganic b. chrystals c. one element (homogeneous) d. sedimentary

10 d. sedimentary (that's a rock)

11 Which one of the following is NOT characteristic of a rock?
a. layered b. observable chrystals c. made of chrystals d. homogeneous (one element or compound)

12 rocks are made of many minerals
d. homogeneous rocks are made of many minerals

13 Which best describes the relationship between rocks & minerals?
a. rocks are pure substances b. rocks are made from minerals c. minerals are made from rocks d. rocks and minerals are the same thin

14 b. rocks are made from minerals
(not unlike cookies)

15 Which one of the following is a crystal?
a. coal b. topaz c. limestone d. mudstone

16 b. topaz

17 Which matches the rock type to how it is formed?
a. igneous - pressure and heat b. sedimentary - erosion & weatherin c. fossils - molten rock & magma d. metamorphic - heating & meltin

18 b. sedimentary is formed by erosion and weathering

19 A rock sample has been changed by heat & pressure.
It has wavy folds. What is it? a. sedimentary b. fossils c. igneous d. metamorphic

20 d. metamorphic

21

22 Obsidian, granite, and basalt are rocks
found in Utah that were formed from cooled molten rock. What is it? a. metamorphic b. igneous c. fossils d. sedimentary

23 b. igneous

24 Sandstone, shale, limestone, and conglomerate
are common rocks in Utah. They form colorful rock formations and canyons. What type are they? a. sedimentary b. fossils c. igneous d. metamorp

25 a. sedimentary

26 A 4th grade class observes rocks. One sample
feels rough and grainy. It has plant fossils. What type of rock? a. sedimentary b. igneous c. granite d. metamorphic

27 a. sedimentary

28 A student put sedimentary rocks in pile 1, igneous in pile 2, and metamorphic in pile 3. Which of the following would belong in pile 2? marble, gneiss, and schist Basalt, obsidian, and pumice Sandstone, conglomerate, and shale Granite, slate, and mudstone

29 b. basalt, obsidian, and pumice

30 A water truck keeps the soil wet at a construction site. Why?
to keep the soil from blowing away To keep the workers cool To help new plants grow when they are planted It looks better when it is wet.

31 to keep the soil from blowing away

32 When are soils most likely to erode?
When they are deep When they are moist When the plant cover is gone At night or on cloudy days

33 When the plant cover is gone

34 What is the movement of weathered materials called?
Ice wedging Erosion Weathering evaporation

35 b. erosion

36 Which of the following is NOT a way rock is broken down and weathered?
Freezing and thawing Plant roots Heat expansion Carried away by wind

37 d. Carried away by wind (that is erosion)

38 What general direction does erosion move Earth materials?
Toward the mountains Into cities Downward upward

39 c. downward

40 A piece of rock from a mountaintop is found on a beach near an ocean
A piece of rock from a mountaintop is found on a beach near an ocean. What is this an example of? active-movement Weathering Ice wedging erosion

41 d. erosion

42 Which observation indicates that soil erosion is happening?
The soil is deep and grows grass on top The soil has deep gullies A forest of pine trees grows on the soil The soil is made of small living and nonliving parts

43 b. The soil has deep gullies

44 A home has a sloping backyard
A home has a sloping backyard. The family puts in retaining walls made of large boulders part way down the hill. Why? They look nice They keep soil in place To improve the view Because all the cool people do it!

45 b. They keep soil in place

46 When are soils most likely to erode?
When they are moist When they are deep When the plant cover is gone At night or on cloudy days

47 c. When the plant cover is gone

48 Which of the following is an example of weathering of rock?
Rocks rolling down a hill Wind carrying sand particles Glaciers carrying boulders far away from a mountain Rocks being broken apart by roots of a tree

49 d. rocks being broken apart by roots of a tree

50 Which soil layer would you expect to find the most clay in?
Topsoil Subsoil Bedrock

51 b. subsoil

52 If plants are not growing well in a soil, what is one way to fix it?
Add subsoil Add clay Add nutrients Add gravel

53 c. Add nutrients

54 Which of the following is an example of once living components of soil?
Minerals Decaying leaves Running water rocks

55 b. Decaying leaves

56 Rocky dug up some soil, put it is a cup, and weighed it
Rocky dug up some soil, put it is a cup, and weighed it. He put it in a warm place with no cover. Two weeks later he weighed it again. It weighed less than before. Why? The cup had changed shape There were more living things The soil was warmer Water had evaporated

57 d. Water had evaporated

58 Daily Double!!

59 For a science fair project, a student grew plants in wet paper towels, wet gravel, wet cotton balls, and wet soil. Which question would be the best title for this project. Do roots or stems grow longer? Can plants grow without sunlight? How strong are roots and stems? Can plants grow without soil?

60 d. Can plants grow without soil?

61 A student wanted to read about the differences between rocks and minerals. Which part of a science textbook would help the student locate the page numbers of these topics? The index The glossary The title page The copyright page

62 a. The index

63 Which part of a science textbook would a student use to find chapters on weathering and erosion?
The table of contents The glossary The author’s page The index

64 a. The table of contents

65 Which part of a science textbook would a student us to compare the definitions of the words “rock” and “mineral”? a. The index b. The glossary c. The title page d. The table of contents

66 b. The glossary

67 What is a good way to identify rocks and minerals?
Cheat off your neighbor Make a guess Phone a friend Use a dichotomous key

68 d. Use a dichotomous key

69 Name a teacher who totally Rocks!!

70 Mrs. Corry!!!


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