1. Warm Up On Firm Ground – fill in the blanks with a term that rhymes with the words in parentheses. Write the full sentence. Scientists say the earth has a crust of solid _______________ (knock, clock). The mantle lies between the crust and the ___________ (floor, snore). The ___________ (fence, sense), metallic core makes up the innermost _________ (heart, start) of the ____________ (birth, worth).

2. Summary Activity – Choose One Option One: –Draw, label, and color the layers of the Earth as shown on page –Make sure to label each layer including the lithosphere and asthenosphere, as well as the depth of each layer Option Two –Write a story about a journey to the center of the Earth –Be sure to include information about each layer you pass through, including the lithosphere and asthenosphere, as well as the depth of each layer

3. Question 1 What landform has a high elevation and more or less level surface? Plateau

4. Question 2 What is gathering information using your five senses? An Observation

5. Question 3 What is the SI unit for mass? Gram

6. Question 4 What tool do we use to measure mass? balance

7. Question 5 What is the composition of the Earth’s inner core? A dense ball of solid metal (nickel and iron)

8. Question 6 A fire drill is an example of what? A simulation

9. Question 7 What tool do we use to measure volume? A graduated cylinder for liquids and a ruler for regular solids

10. Question 8 What temperature scale do we use in SI? Celsius

11. Question 9 What do contour lines that are spaced close together indicate? A steep slope

12. Question 10 What is another term for the shape of the land? Topography

13. Question 11 What three factors determine topography? Elevation, Relief, and Landform

14. Question 12 What indicates the change in elevation from contour line to contour line? Contour interval

15. Question 13 Plateaus, plains, and mountains are all part of which of Earth’s spheres? Lithosphere

16. Question 14 The skies grew dark, and I expect rain to start falling soon. This statement is an example of what? Prediction

17. Question 15 What should you do if there is an accident or injury during a lab? Report it to the teacher immediately

18. Question 16 What is the first thing you should do when starting a lab? Read through the entire procedure

19. Question 17 Which scientific skill are you using when you say the sky is cloudy? Making an observation

20. Question 18 How do geologists observe the Earth’s interior? By measuring seismic waves

21. Question 19 A chart showing the amount of rainfall this month is an example of a scientist’s what? Data

22. Question 20 What type of landform has high elevation and high relief? Mountain

23. Question 21 What does a closed loop with lines pointing inward indicate on a topographic map? A depression

24. Question 22 When you say what you expect to happen and why during a scientific investigation, you are forming what? A hypothesis

25. Question 23 What is the SI unit for length? Meter

26. Question 24 What does the prefix centi- mean?.01

27. Question 25 What is the SI unit for time? Second

28. Question 26 What is a light-year? The distance light travels in a year.

29. Question 27 What is Earth’s mantle made up of? A layer of hot rock

30. Question 28 Describe the asthenosphere. A soft layer of the mantle that can bend like plastic

31. Question 29 What is the purpose of classification in science? To group together objects that are alike in some way

32. Question 30 How would you determine the mass of a candy bar? You would use a triple beam balance

33. Question 31 What is the outermost layer of the Earth’s surface? The crust

34. Question 32 Describe the outer core. A layer of molten metal (nickel and iron)

35. Question 33 What happens to temperature and pressuer as you descend into the center of the Earth? Temperature and pressure both increase

36. Question 34 Topographic maps are usually large scale maps that show what? A close up view of part of the Earth’s surface

37. Question 35 What term describes the difference in elevation between the highest and lowest points of an area? Relief

38. Question 36 A scientific explanation that can be tested by an experiment or observation is a what? Hypothesis

39. Question 37 What is the correct order, starting for the Earth’s surface, of the layers of the Earth? Crust, mantle, outer core, inner core

40. Question 38 The factor that a scientist changes during an experiment is called the what? Manipulated variable

41. Question 39 What is the purpose of a conclusion in a scientific investigation? To explain your data and relate it to your hypothesis

42. Question 40 V-shaped contour lines pointing uphill indicate what? A ridge line

43. Question 41 What are two forms of communication? Listening Writing Reading Speaking

44. Question 42 It would be easy to walk up a slope represented by contour lines that are what? Spaced far apart

45. Question 43 What does the contour line at the top of a hill form? A closed loop

46. Question 44 What two rocks is the Earth’s crust primarily made up of? Granite and basalt

47. Question 45 What makes up the lithosphere? The upper mantle and the crust

48. Question 46 What causes the Earth’s magnetic field? The inner core spins slightly faster than the rest of the Earth

49. Question 47 What landform has low elevation and low relief? A plain

50. Question 48 What term describes the height above sea level of a point on Earth’s surface? Elevation

51. Question 49 What term describes a feature formed by the processes that shape the Earth? Landform

52. Question 50 What two things help us understand things that cannot be observed direclty? Models and simulations