A metal ball bearing (solid) suspended in oil (liquid). Layers of Earth Earth and Space 1 Which of the following models would best represent the inner and outer core of Earth, based on the physical characteristics of each layer? A A metal ball bearing (solid) suspended in oil (liquid). B Gelatin (red semi-solid) on top of a cracker (brittle solid). C A ball of clay (solid) filled with water (liquid). D Rubber ball (flexible solid) painted red (thin solid covering). 6.10A 2 Oceans, and other bodies of water, are found on which layer of Earth? A Outer core B Mantle C Inner core D Crust

A crust that is the thickest layer. Layers of Earth Earth and Space 3 Which of the following would be an accurate feature to include in a model of Earth? A A crust that is the thickest layer. B An inner core that contains oceans. C A thin mantle in the center of the model. D A liquid outer core below the mantle. 4 Which of the following best describes Earth’s asthenosphere? A Liquid rock that can reach the surface. B Solid rock that is broken into plates. C Dense rock that moves the crust. D Metal rock at the center of the Earth.

temperatures as the real Earth. Layers of Earth Earth and Space 5 A student constructs a clay model of Earth to show its layers. What property is the model able to share with the real Earth? The model will have layers that are the same - A temperatures as the real Earth. B positions as the real Earth. C state of matter as the real Earth. D thickness as the real Earth. 6 The layer of Earth that is found directly below the lithosphere is called the - A crust. B asthenosphere. C inner core. D outer core.

Which layer of Earth is broken up into giant moving plates? Layers of Earth Earth and Space 7 Which layer of Earth is broken up into giant moving plates? A Asthenosphere B Lithosphere C Inner core D Outer core 8 Which layer of Earth behaves more like a solid near the top, and more like a liquid near the bottom, where pressure is higher? A Crust B Mantle C Outer core D Inner core

Earth’s layers are evidence that, over time, Earth has gradually - Layers of Earth Earth and Space 9 Earth’s layers are evidence that, over time, Earth has gradually - A spun more quickly. B grown in size. C cooled into a solid. D broken into parts. 10 Which of Earth’s layers would be best modeled as a metallic sphere? A Mantle B Outer core C Crust D Inner core

Earth’s crust would be best modeled by using a material that is - Layers of Earth Earth and Space 11 Earth’s crust would be best modeled by using a material that is - A liquid and hot. B dense and smooth. C soft and flexible. D thin and solid. 12 The materials available to make a model of Earth are shown. To make the most accurate model, which of the materials would best represent the asthenosphere? A Modeling clay B Ping pong ball C Ball bearing D Water

Which of Earth’s layers has the lowest density? Layers of Earth Earth and Space 13 Which of Earth’s layers has the lowest density? A Crust B Inner core C Mantle D Outer core 14 Which of the following best describes the position of the layer of the earth known as the crust? A Above the mantle, which is above the core B Above the core, and below the mantle C Between the inner core and the outer core D Below all other layers, including the mantle and core