The planet that we live on
What is Earth?
This is when the moon blocks out the sun's light
What is a solar eclipse?
The most accurate kind of map
What is a globe?
The most common element in Earth's crust
What is oxygen?
A natural, solid mixture of one or more types of mineral grains
What is a rock?
The layer of gases that surround Earth
What is the atmosphere?
The season that folks in Australia are experiencing right now
What is spring?
The two places where all lines of longitude meet
What are the North Pole and the South Pole?
The particles found in the nucleus of an atom
What are protons and neutrons?
The kind of rock that forms by cooling and crystallization of magma or lava
What is igneous rock?
The rigid outer layer of Earth, composed mostly of solid rock
What is the lithosphere?
The feature of Earth that causes its seasons
What is tilt?
The two things that closed loops represent on a topographic map
What are hills and craters?
A naturally occurring, inorganic, crystalline solid, with a definite chemical composition
What is a mineral?
Sediment usually made mostly of quartz mineral grains
What is sand?
The Earth systems that mankind inhabit
What is all of them?
This phase of the moon's cycle
What is a waxing gibbous?
On a topographic map, curves that connect points of equal elevation
What are contour lines?
Scarce minerals that are highly valued for their exceptional beauty
What are gems?
What is conglomerate?
The three major subdivisions of Earth Science
What are geology, oceanography, and meteorology?
The region around a star in which liquid water can exist on the surface of planets
What is the habitable zone?
The name of the first part of the geographic coordinates 39°N, 77°W
What is latitude?
The feature other than shininess and malleability that helps distinguish metals apart from nonmetals
What is high electric conductivity?
This type of rock is formed directly from any of the three types of rock in the rock cycle, deep under Earth's surface
What is metamorphic rock?