What is the branch of Earth science that deals with the atmosphere?
Identifying rocks, studying volcanoes, and interpreting clues to Earth's history are what branch of earth science?
What is the study of objects in space?
What is all the water on earth called?
What part of the earth has a outer, liquid part and an inner, solid part?
Mineral crystals can precipitate out of a solution that has become ____.
What coasts did early mapmakers think fit together?
South America and Africa
Why did scientists reject Wegener's hypothesis of continental drift?
He could not explain how or why the continents moved.
What forms when two continental plates converge?
What happens to temperature and pressure as you travel toward the center of the earth?
They both increase
How old are the oldest rock samples from the Moon?
4.6 billion years
What kind of plate boundary forms a mid-ocean ridge?
What is the first step in the scientific method?
Identify the problem
What state of matter must a mineral always be?
What are the most abundant elements in earth's crust?
Oxygen and silicon
Minerals with shiny surfaces have what kind of luster?
How do you describe the texture of intrusive igneous rocks?
What must happen to magma to form a rock?
it has to cool and crystallize
What are igneous rocks that cool quickly at the earth's surface called?
What metamorphic rock is commonly used for making sculptures?