Foldable/ magnetism
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on it to display the answer.
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| Magnetite | Some magnets are found in nature. They are rocks that contain the mineral magnetite.
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| Magnet poles | The parts of a magnetic object where the magnetic force is the strongest.
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| Magnetic force | The attraction or repulsion between magnetic poles (exerts a force!)
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| Magnetite field | The area of magnetic force around a magnet. *can interact w/o even touching
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| Magnet | Any material that attracts iron or material that contains iron.
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| Magnetic domains | All or most of the magnetic domains are facing the same way.
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| Ferromagnetic material | A material that shows strong magnetic properties.
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| Temporary magnets | A magnet made from material that easily loses it's magnetism.
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| Permanent magnet | A magnet made of material that keeps its magnetism.
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| Breaking magnets | If you break a magnet in half ... You just make a smaller magnet w/ a north and a South Pole.
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| Compass | Device that has a magnetized needle that spins freely.
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| Magnetic declination | The angle between geographic north and the north.
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| Van Allan Belts | Two doughnut-shaped regions regions 1,000-25,000 kilometers above earth that contain electrons and protons traveling at high speed.
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| Solar wind | Streams of electrically charged particles flowing at high speeds from the sun.
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| Magnetosphere and Aurora | Magnetosphere- The region of earth's magnetic field shaped by the solar wind.
Aurora- A glowing region produced by the interaction of charged particles from the sun and atoms in the atmosphere.
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| Like poles | Repels
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| Opposite poles | Attract
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| Magnetic field lines | Spread out from one pole, curve around the magnet, and return to the other pole.
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| Properties of magnets | 1. Attract iron or materials that contain iron.
2. Attract or repel other magnets.
3. One part will always point north.
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| Magnetic field lines | Never cross
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| Rotation | The spinning motion of a body on its axis.
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| Revolution | The motion of a planet around the sun.
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| What causes the seasons on the Earth? | The Earth is tilted 23.5 degrees.
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| Equinoxes | Days in which day and night are of equal duration.
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| Vernal Equinox | First day of spring.
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| Autumnal Equinox | First day of FALL in September.
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| How do you make magnets? | 1. Placing an unmagnetized ferromagnetic material in a strong magnetic field. 2. Rubbing the same material with one pole of a magnet.
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| How to destroy a magnet. | 1. Dropping it or hitting it hard can cause the domains to be knocked out of alignment.
2. Heating a magnet causes the particles
les of that material to vibrate faster and more random, making it difficult for the domains to stay aligned.
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| What does a spinning electron produce? | A magnetic field that makes the electron behave like a tiny magnet Ina atom.
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| The earth is like a | Giant bar magnet
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| Elements | A substance that cannot be broken down into any other substances by chemical or physical means
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| Atom | The smallest particle of an atom
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| Compound | A pure substance made of two or more elements that are combination with other elements
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| Chemical formulas | Compounds are represented by
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| Mixture | Is two or more substance- elements, compounds, or both- that are in the same place but are not chemically combined
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| Heterogeneous mixtures | Consists of visibly different substance or phrases
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| Homogenous mixture | Has same uniform appearance and composition throughout
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| Solution | A mixture in which the molecules of one substance, known as the solute, are dissolved in another substance, known as the solvent
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| Suspension | A mixture in which particles can be seen and easily separated by settling or filtration
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| Colloid | A mixture in which particles do not dissolve, but are too small to see and do not settle out
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| Filtration | The act or process of filtering, especially the process of passing a liquid or gas, such as air, through a filter in order to remove solid particles
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| Magnetic attraction | Passing a magnet over a mixture to remove the magnetic particles from within the mixture
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| Evaporation | The conservation of a liquid into vapor in order to remove it wholly or partly from a liquid of a higher boiling point or from solids dissolved in or mixed with it. Boiling salt water will evaporate the water and leave the salt behind
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| Settling | Allowing a suspension to sit still will cause the larger, heavier particles to settle, or sink to the bottom
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| Chromatography | the separation of mixtures into their constituents by preferential absorption by a solid, as a column of silica or a strip of filter paper or by gel
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| Solvent | The part of a solution present in the largest amount
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| Solute | The substance that is present in the smallest amount
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| Concentration | Refers to the amount of one substance in another
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| Dilute solution | A mixture that has only a little solute dissolved in a certain amount of solvent
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| Concentrated solution | A mixture that has a lot of solute dissolved in a certain amount of solvent
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| Solubility | is a measure of how much solute can dissolve in a solvent at a given temperature
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| Saturated solution | when you've added so much solute that no more dissolves, you have a
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| Unsaturated solution | if you continue to dissolve more solute, you have an
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| Pressure | increase it and you can dissolve more solute, like carbon dioxide in soda. Decrease it and the solute will come out, like when you open soda
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| Type of solvent | certain things dissolve certain things better than others
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| Temperature | for example a hot cup of tea will dissolve more sugar than a cold cup of tea..... but cold soda will dissolve more carbon dioxide gas than warm soda.
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| Energy | the ability to do work.
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| Kinetic energy | energy of motion
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| Potential energy | energy of position, stored energy
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| Nonrenewable energy source | when an energy source can not be replaced in your lifetime it is considered nonrenewable `
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| Nuclear fission | splitting an atom's nucleus into two small nuclei
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| Nuclear fusion | Combining two atomic nuclei to produce one larger nucleus
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| Renewable energy source | Will never run out, it is sustainable
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| Solar energy | generates heat and energy electricity from the sun directly or using photovoltaic cells
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| Wind energy | converts kinetic energy into electricity using windmills with large blades that require 11-13 mile per hour winds on average to operate and generate electricity.
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| Hydroelectric power | creating dams in running water capture the kinetic energy as it moves
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| Biomass | is using waste products to produce energy
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| Geothermal energy | the intense heat from the earth's interior that warms the magma beneath Earth's surface
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| Law of conservation of energy | energy can not be created or destroyed it can only be converted from one form to another
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| How do you read a solubility chart? | look at the lines
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| Towards the sun | we experience summer
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| Away from the sun | we experience winter
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| Solstices | the winter solstice is the shortest day of sunlight of the year.
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| Result's of the Earth's magnetic field | It is what enables a compass to work. Many animals seem to navigate using it.
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| Domain | causing the material to be magnetized
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