Earth Science
Study of earth and universe.
What is earth science?
What are four basic characteristics do all minerals share?
What is natural, inorganic, crystalline structure, and does it have a definite chemical composition.
what is the device used to divide daylight into smaller units
sundial
What percent of the earth is covered by water?
What are Kepler's three laws of planetary motion?
Planets move around the sun in an ellipse, planets closer to the sun move faster, time it takes a planet to orbit the sun directly.
What is used to determine age of artifacts.
What is carbon-14?
Why are rocks not minerals?
They're organic
what are the three known dwarf planets
pluto, Ceres, eris
Highest part of the wave
What is the Crest?
How many standard time zones does Earth have?
Twenty-four time zones.
The time needed for ½ an atom to decay.
What is half life?
What is determining the hardness of a minerals
What are the buildings house large telescopes?
What is an observatory.
Narrow currents flowing away from shore
What is a Rip Current?
Determining the hardness of minerals.
What is the Mohs scale?
Light and dark layers of sediment deposits that vary from season to season. The light, smooth layers are in the summer, and the dark coarse layers in the winter.
What are varves and how are they formed?
Define refraction?
What is the bending of light caused by the light speed through a material a density
what are the three attributes of a planet
It orbits the sun, spherical because of its gravity, size and gravity are enough to clear its own path.
Extremely large ocean wave
What is a Tsunami
What is thermohaline?
Cold, salty water sinks and warm, less salty water rises.
It is more difficult to show sphere features.
What are the drawbacks of a flat map?
Name the two most common radioactive minerals?
What is uranium and radium
what is a celestial body
an object visible in the sky
Measure of dissolved salt in a liquid
What is Salinity?
Why is Pluto not classified as a gas giant?
It is too small and it's made primarily of rock and ice.