8. Earth's magnetic field is primarily generated by: (1c) The movement of tectonic plates The rotation of the solid inner core Convection currents in the mantle The movement of liquid metal in the outer core

72. During which season in San Diego is the Northern Hemisphere tilted toward the Sun? Winter Spring Summer Fall

Which types of ores are most commonly concentrated in magmatic deposits? A oxides B sulfides C native metals D copper

Plate Tectonics & effects Earthquake Volcano Asteroid Comet Seismograph Epicenter Richter Scale Tsunami Hot Springs Earth's tilt Time Zones in US (How many, names?) Solstice Equinox Weather Climate Global Warming Drought "Math formula for elevation increase Climograph (what two things does it look at?) Marine West Coast Population Pyramid Population Density Rate of Natural Increase

4. Which city is mentioned as having a sunny climate? a. Miami b. Yuma, Arizona c. Seattle d. New York

2. What do Convergent plate movements create?

Which of these is created when an unconfined aquifer intersects the surface of the land? a sink hole an ice cap a spring a mountain

A que distancia puede estar un montón de : tierra ( la tierra sacada de la zanja ) cerca de la zanja? Por lo menos 4 pies Por lo menos 3 pies Por lo menos 2 pies No importa

18. Describe what happens to daylight in Barrow.Alaska during winter. 19. Why does Barrow Alaska experience months of total daylight in summer? 20. What happens to daylight at the North Pole between the spring equinox and the autumnal equinox? 21. What happens at the North Polo after the autumnal equinox? 22. Explain how the tilt of the Earth influences the angle of sunlight throughout the year. 23. How does the angle of sunlight affect the amount of energy that reaches the ground?

Which layer is in the middle of two layers that temperature decreases with altitude? troposphere mesosphere stratosphere

Which geographical region has the tallest mountains in Oklahoma? Ozark Plateau Arbuckle Mountains Ouachita Mountains Quartz Mountains