Show:
Oceanography
Freshwater
Rocks and Minerals
Weather and Atmosphere
Potpourri
100
What are Earth's surface ocean currents caused by?
Wind
100
What is water that flows off of the surface of the ground called?
Runoff
100
In true jeopardy form, this is answer first, then question. The property of a mineral to break evenly along flat planes is...
What is Cleavage?
100
Weather in the United States usually moves from the ______ to the _______. (The blanks are either North, South, East, or West)
West to East
100
The principle of superposition states that, in an undisturbed sequence of rock layers, the oldest rocks are at the __________ and youngest ones at the ___________.
Bottom and Top
200
What are the three layers of the ocean?
Surface layer, Bottom Layer, Thermocline
200
What is the name of the place where a river runs into the ocean and the saltwater and freshwater mix?
Estuary
200
What is the color of a mineral when it is broken up and powdered called?
Its streak
200
As the polar ice caps melt, what will happen to the global sea level?
It will rise.
200
Which of the following is a renewable resource? Water, Coal, Natural Gas, Oil?
Water
300
Describe the ocean floor in terms of temperature, light, and pressure
Cold, dark, and high pressure
300
List 5 steps of the water cycle in order starting with Evaporation
Evaporation, Condensation, Precipitation, Runoff OR Infiltration, they happen at the same time.
300
Please describe the luster of gold.
Gold has a metallic luster.
300
High pressure systems usually bring _______ weather, while low pressure systems usually bring ________ weather.
High pressure systems bring nice weather(clear skies). Low pressure systems usually bring bad weather (cloudy, maybe rainy).
300
What are the three types of plate boundaries?
Divergent, Convergent, Transform
400
What are the two factors that affect the density of water enough to drive deep ocean density currents?
Water temperature and Salinity
400
What is the property of soil that allows water to pass through it? What is the property of soil that describes the space between soil particles?
Permeability and porosity
400
I have a rock that measures 8 on Moh's hardness scale. I also have a penny that measures about 3 or 4 on Moh's hardness scale. If I rub the penny and the rock together, which one will get scratched?
The penny.
400
As a cold front moves through, it usually pushes up warm air high into the atmosphere. As a result, what kind of weather do we get?
Rain. The warm, moist air rises and cools, causing the water to condense and fall from the sky as rain (or snow).
400
We know that the Earth is about 4.5 billion years old because of radioactive dating. Around 3.8 billion years ago, the first organisms evolved on Earth. Were the first organisms fish, bacteria, plants, or insects?
Bacteria
500
What is the bending of wave crests as the reach shallow water a result of? (Why do beaches end up being straight?)
Wave refraction
500
After a heavy rainfall, I found a new, very, very large V shaped gouge in the ground. Please describe the most likely slope of the ground and also how much vegetation there was.
There was probably a steep slope with little or no vegetation.
500
Please describe the difference in crystal sizes when comparing extrusive and intrusive rocks. Also, where does each type of rock cool?
Extrusive rocks cool quickly on the outside of the Earth and therefore have small crystals. Intrusive rocks cool slowly inside the Earth and therefore have large crystals.
500
Name 4 greenhouse gases
CO2, Methane, Ozone, water vapor, Nitrous Oxide, and Chlorofluorocarbons (CFC's) are all acceptable answers.
500
Name the planets in order and group them by Terrestrial and Gas Giant. Of these planets, which ones have humans visited?
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune. Mercury through Mars are the Terrestrial, inner planets. Jupiter through Neptune are the outer, Gas Giants. Humans have only ever set foot on Earth. We have been to the moon, but it is not a planet.