unit 1 and 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Uses a flame to heat objects | Bunsen Burner
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| Used to record data | Notebook
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| Uses electricity to heat objects | Hot Plate
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| Glass tube used to hold liquids | Test Tube
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| Used to measure the exact amount and volume of liquids | Graduated Cylinder
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| Used to measure length | Meter Stick
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| Used to measure time | Stopwatch
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| Allows you to add a small amount of liquid one drop at a time | Eyedropper
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| A cylindrical container used to hold and measure liquids | Beaker
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| A narrow necked container used to hold and measure liquids or powders | Flask
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| Measures the weight of an object using gravity to pull on it | Spring Scale
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| Measures the weight of an object by comparing it to something with a known weight | Balance Scale
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| Instrument used to measure mass very precisely | Triple Beam Balance
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| Used to protect hands | Gloves
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| Used to protect eyes | Goggles
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| Makes pouring easier | Funnel
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| Used to protect clothing | Lab Apron
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| Separates bigger materials from smaller ones | Strainer or Sieve
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| Fan the air to get the scent of the smell | Waft
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| To throw away or get rid of something | Dispose
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| To keep something from happening | Prevent
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| Steps followed during an experiment | Procedure
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| The part of an experiment that you change | Variable
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| Problem, Hypothesis, Materials, Procedure, Observations, and Conclusion | Scientific Method
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| Noticing something about the world around you | Observation
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| Using clues to find the answer | Inference
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| To put into groups | Classify
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| The scientific process used to answer questions by collecting data; you change one variable and everything else stays the same | Investigation
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| An educated guess that is backed by reasonable information | Hypothesis
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| Information found during an investigation that is recorded and organized | Data
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| The end of the investigation where you determine if your hypothesis was correct | Conclusion
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| How much matter is in something. Measured in grams using a triple beam balance and always stays the same | Mass
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| How much space something takes up. Measured in liters or milliliters. Example: Graduated cylinder | Volume
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| Measures temperature. How hot or cold something is in Celsius | Thermometer
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| The ability to float. Typically due to its shape or because it is less dense than water | Buoyancy
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| The amount of molecules in matter that effect whether or not it is buoyant | Density
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| The measurement of the pull of gravity of an object | Weight
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| A force that pulls towards the center of a heavenly body | Gravity
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| Parts of an object that can be observed using the five senses | Physical Properties
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| Solid, liquid or gas | Phases or States of Matter
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| A change from one form to another without creating a new substance (ice melting, cutting paper, shredding cheese) | Physical Change
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| A change that produces a new substance (metal rusting, vinegar and baking Soda reaction, food molding) | Chemical Change
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| Anything that has mass and takes up space (solid, liquid, gas) | Matter
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| A particle of matter made up of two or more atoms | Molecules
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| The basic unit of matter | Atom
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| Matter that retains a definite size and shape: The molecules are packed together tightly | Solid
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| Matter that retains a definite size, but not a definite shape | Liquid
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| Matter that does NOT retain a definite size or shape. The molecules are far apart and move rapidly | Gas
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| 100° C | Boiling Point of Water
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| 0° C | Freezing Point of Water
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| The temperature at which point a substance changes from a solid to a liquid. 0° C is the melting point of water | Melting Point
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| The point at which water turns to water vapor | Evaporation
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| The point at which water vapor turns back to water | Condensation
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| Property of matter that does NOT change. It stays the same | Constant Property
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| The force of attraction or repel between 2 objects usually metal (iron, nickel, Cobalt & steel) | Magnetism
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| A force that causes objects to pull together | Attract
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| A force that causes objects to push back or away from one another | Repel
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| Two or more substances that when mixed together can be separated easily (trail mix, fruit salad) | Mixture
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| Two or more substances that when mixed together can NOT be separated (salt water, sweet tea) | Solution
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| Something that can be dissolved (sugar, salt) | Soluble
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| The liquid that does the dissolving (water) | Solvent
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| A process using a strainer to separate the larger particles in a mixture | Filtration
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| Allows the dense materials to sink to the bottom | Settling
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| To add solid or gas to a liquid so that the particles get so small you can no longer see them | Dissolve
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| The individual substances added to a mixture | Ingredients
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| Stored energy. No motion is taking place. This depends on an object's position. Ex. A ball NOT rolling, a still roller coaster at the top of the track, a book on a shelf | Potential Energy
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| The energy of motion. This depends on mass and speed. Ex. A book falling or a ball rolling | Kinetic Energy
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| The force in which two things rub against each other (It causes things to heat up and slow down) | Friction
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| A push or a pull | Force
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| To apply a force on the Surface of an object | Pressure
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| A change in the position of an object | Motion
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| The ability to do work (potential, kinetic, chemical, mechanical, electrical, heat, light and sound) | Energy
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| Work done from something that with moving parts | Mechanical Energy
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| A material that allows heat energy or electricity to pass through it easily (usually metal) | Conductor
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| A material that does not let heat energy or electricity pass through it easily (plastic, rubber, cloth, wood, Styrofoam) | Insulator
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| Another word for heat | Thermal
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| Energy produced by the Sun | Solar Energy
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| The movement of thermal energy through space | Radiation
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| Able to withstand heat | Heat Resistant
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| To take in or soak up | Absorb
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| The movement of heat energy through liquids and gases in currents. Heat rises when it cools then it sinks (lava lamp) | Convection
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| The flow of electrons through a conductor or path. Will produce light, heat or sound | Current Electricity
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| A closed path that electrons flow through, made up of a source, path, switch and resistor | Circuit
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| Electric charge that builds up on an object and instead of flowing as a current, it creates a spark | Static Electricity
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| Electricity from a battery, solar, cell, fossil fuels or wind generators | Source/Cell
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| A wire that a current flows through | Path
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| Turns a circuit on and off | Switch
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| The object you want to work (light, TV, radio) | Resistor/Load
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| temporary magnet made of Wire wrapped around a piece of iron hooked up to a battery | Electromagnet
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| An electric circuit in which electrons have only one path to take. If one light goes out or is removed, they all go out | Series Circuit
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| A circuit where the electrons have many paths to take. If one light is removed the other lights will still work and will get brighter | Parallel Circuit
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| The bouncing off of light rays from a surface (Enters and exits at the same angle) (Mirror, still water) | Reflect
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| The bending of light as it moves from one material into another (Rainbows, pencil in water) | Refract
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| The mixture of Colors of White light broken into their individual colors of the rainbow (ROY G BIV) | Visible Light Spectrum
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| Thicker in the middle, makes objects look bigger | Convex Lens
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| Lens is thinner in the middle, makes objects look smaller | Concave Lens
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| Clear, all light can pass through | Transparent
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| Cloudy, some light can pass through (Wax Paper, Stain Glass Window) | Translucent
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| No light can pass through (Trying to look through a wooden desk) | Opaque
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| Created when molecules vibrate. The closer the molecules the better sound travels. Solid Carries sound the best | Sound
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| Back and forth motion of a substance that produces sound | Vibration
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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