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When do two objects repel each other? When do they attract? |
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Definition
When the charges are opposite they come together but when they are the same charge they dont attract |
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Explain the three ways an object can become statically charged |
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Definition
1.Friction
2.Induction
3.Conduction |
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What type of material is a good conductor? What is a good insulator? |
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Definition
Plastic is a good insulator and copper is a good conduction. |
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Term
An object with equal amount of protons and electrons has a |
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Definition
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Know the parts of a circuit: battery/dry cell, switch, light bulb, resistor, and wires. |
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Definition
1.battery
2.switch
3.light bulb
4.resistor
5.wire |
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Term
Compare and contrast between series and parallel circuit |
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Definition
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Explain what happens to appliances if one burns out in a series or parallel circuit. |
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Definition
In a series circuit all the lights go out but in a parallel circuit only one does |
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Term
What are the names of the terminals on a battery? |
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Definition
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Term
Current is the rate at which charges move through a |
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Definition
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Term
Whether or not charges will move in a material depends partly on how tightly are held in the atoms of materials. |
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Definition
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Term
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Definition
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Who is wegner and why is he important to plate tectonics? |
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Definition
Wegner is a scientist and he was important because he made the continental drift better. |
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Definition
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What is the theory of continental drift and give the evidences of this theory |
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Definition
Continental drift is the movement of earths continents |
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Term
What are magnetic stripes and how do they change over time? |
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Definition
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Term
What are the layers of Earth? How much volume does each layer make up? |
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Definition
Crust, Mantle, Outter core, Inner core |
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Term
Where is continental crust the thickest on Earth? Where is it the thinnest? |
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Definition
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Term
Compare and contrast oceanic crust. Think density and thickness. |
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Definition
Oceanic crust is the outermost layer of the lithosphere and it is found under the oceans. |
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Term
Give the features and sizes of the layers of Earth: Inner and Outter Core, Mantle, and Crust. |
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Definition
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Term
Radioactive materials have unstable |
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Definition
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Term
Compare and contrast convergent, divergent, and transform fault boundaries. |
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Definition
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Term
Know what happens at the San Andreas Fault in California |
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Definition
The San Andreas Fault can cause an earthquake because the pacific and north american plates push and pull on the crust with a big force. |
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Term
What are convection currents? |
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Definition
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Term
Give the basic faetures and natural disasters that come from each of the three plate boundaries. |
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Definition
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Term
Where do most Earthquakes and Volcanoes occur? |
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Definition
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Term
What does a seismograph measure? |
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Definition
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Term
How many seismographs do you need to find the epicenter? |
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Definition
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Term
What are P,S, And surface waves? |
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Definition
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Term
What types of materials (solids, liquids, and gas) can each type of wave travel through? |
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