Week 5 Bell Ringers

1. Intense heat and pressure in Earth’s crust can change sandstone into quartzite. During this metamorphosis, many properties of these rocks change. Which property of these rocks will most likely remain the same?

a. Massb. Volumec. Crystal structured. Particle shape

2. Students studying rocks notice that in a particular location there are many igneous rocks that are very similar. This observation best supports which statement?

a. A nearby volcano is tall.b. A nearby volcano is inactive.c. A nearby volcano had once

been active.

3. Soil is a mixture of what 4 materials?

a. Granite, limestone, nitrogen and air

b. Plant roots, iron oxides, water, and air

c. Rock particles, plant roots, humus, and nitrogen

d. Rock particles, humus, water, and air

4. What is the main component of soil?

a. Humus, b. Waterc. Aird. Rock particles

5. What most likely caused the change in the appearance of the Great Sphinx in Egypt?

a. Mechanical weatheringb. Chemical weatheringc. Both mechanical and

chemical weatheringd. Erosion by water

6. The development of soil begins when

a. Once-living things begin to decay.b. Rocks begin to erodec. Rock begins to weatherd. When plants begin to grow.

7. Which of the following contains organic material?

a. Unweathered rockb.Grassc. Waterd.Air

8. What process is MAINLY responsible for producing

minerals and nutrients in very young soil?

a. Decay of plants and animalsb. Production of acids by

bacteria and fungic. Growth of plants d. weathering

9. You find a rock and discover it is granite. What can you

conclude about where the rock came from?

a. It came from the bottom layer of Earth's crust.

b. It came from the top layer of Earth’s crust

c. It came from the Earth’s mantled. It came from the Earth’s inner core.

10. Which layer contains the most fertile soil?

a. Topsoilb. Subsoilc. Weathered rockd. bedrock