You are in browse mode. You must login to use MEMORY

level: Level 1

Questions and Answers List

Question	Answer
Minerals & Rocks	Lesson 9.1 & 9.2
Minerals pieces that make up rocks	Grains
Igneous rocks formed from magma inside the earth .	Intrusive Rocks
Igneous rocks formed from lava on Earth`s suface.	Extrusive Rocks
Type of igneous rocks used in building	Granite
Type of igneous rocks used in grinding and polishing	Pumice
Type of igneous rocks used in jewelry	Rubies
Type of igneous rocks used in making sharp weapons	Obsidian
Made from different material that have been compacted and cemented together.	Sedimentary Rocks
Examples of sedimentary rocks	Limestone & sandstone
Limestone that have been exposed to high temprature and pressure.	Marble
Used in statues , floors and kitchen counters.	Marble
Used as a roofing material	Slate
Identify the rock & mention its type.	Granite , Igneous
Identify the rock & mention its type.	Limestone , Sedimentary
Identify the rock & mention its type.	Marble , Metamorphic
Identify the rock & mention its type.	Pumice , Igneous
Mineral`s powder	Streak
How easily a mineral is scratched or how easily it scratches something	Hardness
The hardest mineral .	Diamond
The softest mineral.	Talc
The scale used to measure mineral`s hardness.	Mohs` Hardness Scale
Number of planes along which a mineral can break.	Cleavage
The way the minerals reflects light.	Luster
Geometric patterns that minerals form.	Crystals
Mineral that is good conductor of heat and electricity.	Copper
Mineral that glows when exposed to ultraviolet rays.	Calcite