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). 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 Question 1 • What landform has a high elevation and more or less level surface? • Plateau Question 2 • What is gathering information using your five senses? • An Observation Question 3 • What is the SI unit for mass? • Gram Question 4 • What tool do we use to measure mass? • balance Question 5 • What is the composition of the Earth’s inner core? • A dense ball of solid metal (nickel and iron) Question 6 • A fire drill is an example of what? • A simulation Question 7 • What tool do we use to measure volume? • A graduated cylinder for liquids and a ruler for regular solids Question 8 • What temperature scale do we use in SI? • Celsius Question 9 • What do contour lines that are spaced close together indicate? • A steep slope Question 10 • What is another term for the shape of the land? • Topography Question 11 • What three factors determine topography? • Elevation, Relief, and Landform Question 12 • What indicates the change in elevation from contour line to contour line? • Contour interval Question 13 • Plateaus, plains, and mountains are all part of which of Earth’s spheres? • Lithosphere Question 14 • The skies grew dark, and I expect rain to start falling soon. This statement is an example of what? • Prediction Question 15 • What should you do if there is an accident or injury during a lab? • Report it to the teacher immediately Question 16 • What is the first thing you should do when starting a lab? • Read through the entire procedure Question 17 • Which scientific skill are you using when you say the sky is cloudy? • Making an observation Question 18 • How do geologists observe the Earth’s interior? • By measuring seismic waves Question 19 • A chart showing the amount of rainfall this month is an example of a scientist’s what? • Data Question 20 • What type of landform has high elevation and high relief? • Mountain Question 21 • What does a closed loop with lines pointing inward indicate on a topographic map? • A depression Question 22 • When you say what you expect to happen and why during a scientific investigation, you are forming what? • A hypothesis Question 23 • What is the SI unit for length? • Meter Question 24 • What does the prefix centi- mean? • .01 Question 25 • What is the SI unit for time? • Second Question 26 • What is a light-year? • The distance light travels in a year. Question 27 • What is Earth’s mantle made up of? • A layer of hot rock Question 28 • Describe the asthenosphere. • A soft layer of the mantle that can bend like plastic Question 29 • What is the purpose of classification in science? • To group together objects that are alike in some way Question 30 • How would you determine the mass of a candy bar? • You would use a triple beam balance Question 31 • What is the outermost layer of the Earth’s surface? • The crust Question 32 • Describe the outer core. • A layer of molten metal (nickel and iron) Question 33 • What happens to temperature and pressuer as you descend into the center of the Earth? • Temperature and pressure both increase Question 34 • Topographic maps are usually large scale maps that show what? • A close up view of part of the Earth’s surface Question 35 • What term describes the difference in elevation between the highest and lowest points of an area? • Relief Question 36 • A scientific explanation that can be tested by an experiment or observation is a what? • Hypothesis 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 Question 38 • The factor that a scientist changes during an experiment is called the what? • Manipulated variable Question 39 • What is the purpose of a conclusion in a scientific investigation? • To explain your data and relate it to your hypothesis Question 40 • V-shaped contour lines pointing uphill indicate what? • A ridge line Question 41 • • • • • What are two forms of communication? Listening Writing Reading Speaking Question 42 • It would be easy to walk up a slope represented by contour lines that are what? • Spaced far apart Question 43 • What does the contour line at the top of a hill form? • A closed loop Question 44 • What two rocks is the Earth’s crust primarily made up of? • Granite and basalt Question 45 • What makes up the lithosphere? • The upper mantle and the crust Question 46 • What causes the Earth’s magnetic field? • The inner core spins slightly faster than the rest of the Earth Question 47 • What landform has low elevation and low relief? • A plain Question 48 • What term describes the height above sea level of a point on Earth’s surface? • Elevation Question 49 • What term describes a feature formed by the processes that shape the Earth? • Landform Question 50 • What two things help us understand things that cannot be observed direclty? • Models and simulations