Show:
Rocks
Minerals
Soil
Miscellaneous
Erosion & Weathering
100
melted rock that cools and hardens
What is igneous rocks
100
Which mineral is used in electrical wires and plumbing fixtures?
What is copper
100
What is a mixture of tiny rock particles, minerals, and decayed plant and animal materials
What is soil
100
Examples of landforms are
mountains, valleys, plateaus, volcanoes, and plains
100
What is erosion?
When weathered rock and soil are moved from one place to another.
200
rocks that have formed when extreme heat and pressure occur
What is metamorphic rock
200
a solid material that is part of the Earth’s crust and has a definite chemical structure.
What is a mineral
200
What are examples of organic materials?
What is bugs,leaves, pine cones
200
Rocks can become bigger and bigger by
What is earthquakes, volcanoes, heat and pressure
200
What causes erosion?
Gravity, glaciers, running water, waves, or winds
300
formed when tiny bits of rocks are joined together
What is sedimentary rock
300
Which mineral is used in cans and baseball bats?
What is aluminum
300
What are some examples of inorganic materials?
What is rocks, glass, trash
300
ROcks are broken down into smaller and smaller pieces by ______________ and ________________
What is weathering and erosion?
300
What can help against soil erosion?
What is plants, tall grass, trees
400
Found at the end of a river with lots of layers
What is sedimentary rock
400
Which mineral is used in table salt?
What is halite
400
Which type of soil is rich in humus and minerals?
What is grassland soil
400
Why is the atmosphere important to us?
What is it protects us from the sun rays. It contains oxygen that we breathe.
400
List the two types of weathering and what causes it.
Physical - Temperature change, rocks or sand rubbing, pulling, tree roots pushing Chemical- Acid rain
500
Found near a volcano
What is igneous rock
500
Which mineral is used in pencil lead?
What is graphite
500
Which soil layer contains the most nutrients and why?
What is Horizon A / Topsoil
500
What are the layers of the atmosphere?
What is troposphere, stratosphere, mesosphere, thermosphere
500
HOw does crop rotation help preserve soil?
It returns nutrients into the soil