Earth Science 101
Which branch of earth science studies the oceans of the Earth?
oceanography
What are the variables changed directly by an experimenter?
The independent variable/variables
What term do we use to describe the way a mineral reflects light?
Luster
What process describes minerals melting at different points within magma?
Partial Melting
The age of the ocean floor can be shown using what type of map?
isochron map
Which type of earth science focuses on human impacts on the environment and vice versa?
Environmental science
What do we call the units scientists use to measure things?
SI units
Which property of a mineral describes its resistance to being scratched?
Hardness
What do we call rocks formed from cooling magma?
Igneous rocks
Ocean ridges
Which system includes all of the water in the Earth's oceans, lakes, rivers, and more?
Hydrosphere
What do scientific theories tell you?
WHY things may happen are repeated observations and as an explanation
What is the basic building block of a silicate?
Silicon-oxygen tetrahedron
What are the two primary components of ultra-mafic rocks?
iron and magnesium
What forms when two continental plate boundaries meet?
A mountain range
Which branch of Earth science studies the processes associated with change and weather?
meteorology
What is the measure of gravitational force on an object?
weight
What group of minerals has oxygen and a metal in each example of this mineral group?
Oxides
What is formed as a result of magma cooling too quickly for crystals to form?
volcanic glass
What forms ocean trenches?
converging tectonic plates
What is the measure of the amount of matter in an object known as?
Mass
What do we call the dense metallic center of the earth?
The core
What type of metamorphism occurs because of contact with molten rock?
Contact metamorphism
How is the melting point of a rock impacted by an increase in pressure on the rock?
It increases the melting point
Define a slab pull:
Plates being dragged into the mantle by their weight