Vocabulary
What do we call a scientist who studies rocks and minerals?
a geologist
What is deposition?
when earth material carried by moving water eventually stops moving and settles in one place
How do we test for calcite in a rock?
the acid test
When acid rain changes the minerals in a rock, is this an example of physical or chemical weathering?
Chemical
True or False: There is Calcite in Quartz.
False! They are both minerals.
What is a solid earth material made up of two or more minerals?
a rock
What is erosion?
the movement or carrying away of pieces of weathered rock by water or wind
Which type of rock forms when hot lava cools? a. magma b. igneous c. sedimentary d. metamorphic
b. igneous
What is physical weathering?
When rocks breaks as a result of physical forces
Give two examples of how the mineral Gold is used in our daily lives.
jewelry, fillings, money (accept reasonable answers)
mantle
Give two examples of ways landforms change slowly.
The process of rocks changing into different rocks is called
the rock cycle
When water fills cracks in rocks and freezes, it can break rocks apart. This happens because water ________ when it freezes.
expands
Give 2 examples of processes that could change the Earth quickly.
landslide, earthquake, hurricane, tornado, volcanic eruption, flood
Living or nonliving materials that come from the environment are called
natural resources
Most landforms take a long time to change. Which answer describes a way landforms change rapidly? a. erosion b. deposition c. earthquakes d. freezing water
c. earthquakes
Which group of properties would BEST help identify a mineral? a. size, weight and color b. size, hardness and cleavage c. luster, color and mass d. streak, color and hardness
streak, color and hardness
What is chemical weathering?
Water, acid or other chemicals breaking down the rock.
What is hummus?
parts of dead plants and animals in the soil
The way light reflects off of a mineral's surface is called
luster
When we worked with stream tables, we did a standard stream first. What were the two other types of tables that we made?
slope and flood
Any kind of rock can change into a metamorphic rock. What causes metamorphic rocks to form?
heat and pressure
Examples of how rocks can be weathered include:
a. wind, heat and sleet
b. wind, water and force
c. sun, cold and water
d. rain, snow and heat
b. wind, water and force
From which mineral do we get the materials for aluminum foil?
Bauxite