Shared Flashcard Set

Details

ils second semester review for
N/A
31
Science
9th Grade
05/28/2013

Additional Science Flashcards

 


 

Cards

Term
When do two objects repel each other? When do they attract?
Definition
When the charges are opposite they come together but when they are the same charge they dont attract
Term
Explain the three ways an object can become statically charged
Definition

1.Friction

2.Induction

3.Conduction

Term
What type of material is a good conductor? What is a good insulator?
Definition
Plastic is a good insulator and copper is a good conduction.
Term
An object with equal amount of protons and electrons has a
Definition
Netural charge
Term
Know the parts of a circuit: battery/dry cell, switch, light bulb, resistor, and wires.
Definition

1.battery

2.switch

3.light bulb

4.resistor

5.wire

Term
Compare and contrast between series and parallel circuit
Definition
Term
Explain what happens to appliances if one burns out in a series or parallel circuit.
Definition
In a series circuit all the lights go out but in a parallel circuit only one does
Term
What are the names of the terminals on a battery?
Definition
Negative and positive
Term
Current is the rate at which charges move through a
Definition
Circuit
Term
Whether or not charges will move in a material depends partly on how tightly   are held in the atoms of materials.
Definition
Term
Understand ohms law
Definition
Term
Who is wegner and why is he important to plate tectonics?
Definition
Wegner is a scientist and he was important because he made the continental drift better.
Term
What is Pangea?
Definition
Term
What is the theory of continental drift and give the evidences of this theory
Definition
Continental drift is the movement of earths continents
Term
What are magnetic stripes and how do they change over time?
Definition
Term
What are the layers of Earth? How much volume does each layer make up?
Definition
Crust, Mantle, Outter core, Inner core
Term
Where is continental crust the thickest on Earth? Where is it the thinnest?
Definition
Term
Compare and contrast oceanic crust. Think density and thickness.
Definition
Oceanic crust is the outermost layer of the lithosphere and it is found under the oceans.
Term
Give the features and sizes of the layers of Earth: Inner and Outter Core, Mantle, and Crust.
Definition
Term
Radioactive materials have unstable
Definition
Term
Compare and contrast convergent, divergent, and transform fault boundaries.
Definition
Term
Know what happens at the San Andreas Fault in California
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.
Term
What are convection currents?
Definition
Term
Give the basic faetures and natural disasters that come from each of the three plate boundaries.
Definition
Term
Where do most Earthquakes and Volcanoes occur?
Definition
Term
What does a seismograph measure?
Definition
Term
How many seismographs do you need to find the epicenter?
Definition
Term
What are P,S, And surface waves?
Definition
Term
What types of materials (solids, liquids, and gas) can each  type of wave travel through?
Definition
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