Types of Rocks
Soil
Layers of Earth
Properties of Rocks and Minerals
Other
100
What are the 3 types of rocks?
Igneous, sedimentary and metamorphic.
100
What are these layers of soil?
Topsoil
Subsoil
Bedrock
100
What are the layers of the Earth?
Earth's crust, mantle, inner core, outer core.
100
The way that light reflects of a rock or mineral is called...
Luster.
100
Which rock starts out as a different type of rock?
Metamorphic rocks start out as igneous or sedimentary rocks.
200
Which type of rock is formed when lava or magma cools?
Igenous.
200
What are 3 ways that rocks can be weathered?
Rubbing, water, wind, chemicals, and plants.
200
Which 2 layers of the Earth are solid?
Earth's crust and inner core.
200
Trying the scratch a rock or mineral helps you find out which property?
Hardness.
200
What is the word for when rocks are broken down into smaller pieces?
Weathering
300
Which type of rock is formed by heat and pressure?
Metamorphic.
300
Which layer of soil is unweathered?
Bedrock.
300
Which 2 layers of the Earth are liquid?
Mantle and outer core.
300
Name 3 properties of rocks and minerals.
Luster, texture, colour, hardness, magnetism, fizz, cleavage and streak.
*Size is also a property of rocks and minerals but this property does not help identify the type of rock or mineral.
300
Name 3 uses of rocks and minerals.
Many answers.
400
Which type of rock is usually formed under water?
Sedimentary
400
What are the 3 layers of subsoil?
Clay, silt, and sand.
400
Which layer of the Earth is the hottest?
The inner core.
400
Name 3 minerals that are softer than apatite.
Talc, gypsum, calcite, and fluorite.
400
How are rocks and minerals the same (*hint there are 3 things they have in common)? And how are they different?
Rocks and minerals are both natural, solid, and inorganic. Minerals are pure substance and rocks can be made up of many minerals.
500
Which type of rock is formed through compaction and cementation?
Sedimentary
500
What is the humus layer made up of?
Organic matter such as plants and bugs.
500
Which layer of the Earth is the thickest?
The mantle.
500
Name 3 minerals that are harder than orthoclase.
Quartz, topaz, corundum, and diamond.
500
What are the layers of sedimentary rock called?
Strata