Science Test 1 Word Scramble
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Question | Answer |
Label the layers of the earth. | 1. crust 2. mantle 3. core |
Scientists who study the nonliving parts of the earth are called ___________. | Geologists |
Scientists believe that the __________, the center of the earth, is very hot and under extreme pressure. | core |
The _____________ makes up most of the earth's mass and is made of hot, melted rock called magma. | mantle |
Magma that comes through cracks in the surface of the earth is called ________________. | volcanos |
the thin, outer layer of the earth is called the _____________. | crust |
Bits of weathered rock, called ________________, are moved by erosion and often settle at the bottom of bodies of water. | sediment |
Particles in the soil that were once part of a living thing are known as ____________ particles. | organic |
Why would a gardener add humus to the soil? | The moisture and humus in this fertilizer supplies nutrients. |
What is soil? What is it made of? | Loose material on the surface of the earth |
What is man's responsibility for the resources God provides? | To take care of it and be thankful |
Define inorganic substance | Made of things that have never been alive |
Define mineral | It is an inorganic substance found naturally in the earth |
Color of the mark made when a mineral sample is rubbed on a harder surface | streak |
Orderly arrangement of the particles that make up a mineral | crystal structure |
color seen when you look at a mineral | color |
breaking of a mineral along smooth, straight lines or into flat sheets | cleavage |
ability of a mineral to resist scratching | hardness |
way a mineral reflects light | luster |
True or False - A mineralogist is a scientist who studies minerals | True |
True or False - A mineral like quartz does not break along a straight line. The uneven breaking in many directions is called fracture | True |
True or False - The hardness of minerals is decided by comparing the results of a scratch test to the Friedrich scale. | False - its the Mohs scale |
The body uses minerals to grow and function properly. | True |
A mineral that can be cut and polished for use is a ______________. | gemstone |
Cubic zirconia is man-made, or _______________. | synthetic |
The strongest minerals are diamonds and ______________. | rubies |
True or False - Some minerals are also metals. | True |
True or False - Metals are usually located in rocks called ores. | True |
True or False - Metals are sometimes combined to increase their weight. | False - increase their strength |
True or False - Some usable materials, such as minerals, are removed from the earth by the mining industry. | True |
Toothpaste | Fluorite |
Electrical wires | Copper |
Fertilizer | Calcite |
Cosmetics | Mica |
What characteristics of metal make it useful to manufacturers of file cabinets and shelves? | They can be hammered or flattened into thin sheets |
What is a precious stone? Give three examples. | Diamonds, Rubies and Emeralds |
Formed from volcanic magma or lava | igneous rock |
Formed when layers of sediment and organic material harden | Sedimentary Rock |
Formed by heat and pressure deep below the earth's crust | Metamorphic Rock |
2 types of igneous rocks | obsidian, pumice |
Two types of metamorphic rocks | marble, slate |
Two types of sedimentary rocks | conglomerate, limestone |
A hard, natural substance made of one or more minerals and sometimes organic materials is called a _____________. | rock |
___________ is a rock that forms from decayed plant matter. | Coal |
Slate is a metamorphic rock that was once a ________________ rock. | sedimentary |
Why is God often referred to in the Bible as a rock? | He can never break |
Created by:
bgpalmers
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