1) This is the upper most layer a) crust b) mantle c) outer core d) inner core 2) This is the hottest layer a) crust b) mantle c) outer core d) inner core 3) 3. This is the coolest layer a) crust b) mantle c) outer core d) inner core 4) This layer has the greatest pressure a) crust b) mantle c) inner core d) outer core 5) This is where the crust is the thickest a) ocean b) moon c) mountains d) valleys 6) The core is made of a) rocks b) Basalt and Granite c) Iron and Nickel d) Granite and Iron 7) As we go deeper into the Earth, the pressure and temperature a) increases b) decreases c) stay the same 8) The layers of the Earth have different a) composition b) temperature c) pressure d) all of the above 9) The rigid layer of rock that makes up the very upper part of the mantle and the crust a) Lithosphere b) core  c) sphere 10) The inner core is solid, while the outer core is liquid. Why? a) The temperature gets so hot, it turns it back to a solid. b) The atoms are magnetized so they are attracted to each other. c) There is so much pressure pushing down, that it makes the inner core solid. 11) What are convection currents and where do they move? a) movement of heat within a fluid or gas in the crust b) movement of heat within a fluid or gas in the mantle c) movement of heat directly in the inner core d) movement of heat directly in the mantle 12) Heat transfer that travels within a fluid or gas is a) convection b) conduction c) radiation 13) Heat transfer that travels through another solid material a) convection b) conduction c) radiation 14) Burning your hand on a pot of hot water is an example of a) Convection b) Conduction c) Radiation 15) Electromagnetic waves traveling from the Sun to the Earth through space is an example of a) Conduction b) Radiation c) Convection 16) Ouch! The sand is very hot and burning my feet as I walk across it with bare feet. This type of heat transfer is known as _____________________. a) Convection b) Conduction c) Radiation 17) My brother cooked his frozen dinner in the microwave. This heat transfer is _____________________. a) Convection b) Conduction c) Radiation 18) Heat always moves in predictable ways. Which of the following is true? a) Heat moves north to south b) Heat moves from a cooler object to a warmer object c) Heat moves from a warmer object to a cooler object d) Heat moves left to right 19) Heat from which of these causes convection currents inside the Earth? a) crust b) crust and mantle c) crust and core d) mantle and core 20) The supercontinent is called a) North America b) Europe c) Pangea d) Super Island 21) The term that refers to the place where two plates meet is called a a) Super Island b) boundary c) Pangea d) Mid Ocean Ridge 22) Which process adds more crust to the ocean floor? a) suction b) sea-floor spreading c) subduction d) magnetic stripe 23) 24. Which processes change the size and the shape of the oceans? a) subduction only b) sea floor spreading only c) both subduction and sea-floor spreading d) both drilling for samples and subduction 24) The type of boundary where plates collide or come together. a) Transform b) Convergent c) Divergent 25) The type of boundary where plates are moving away from each other or divide. a) Transform b) Convergent c) Divergent 26) The type of boundary where plates slide past each other. a) Transform b) Convergent c) Divergent 27) A chain of underwater mountains along which sea-floor spreading occurs is a _____________________________. a) Mid ocean Ridge b) Rift valley c) volcano d) subduction

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