| A | B |
|---|
| Nucleus | The control center of the cell? |
| Cell Wall | Plant cells have these; animal cells don't? |
| Membrane | Allows things to enter and leave cell? |
| Mitosis | Normal cell reproduction is ? |
| Chromosomes | X-shaped structures found in the nucleus? |
| Function | The shape of a cell may indicate its ? |
| DNA | This genetic material makes up chromosomes |
| Igneous | These types of rocks formed from heat? |
| Metamorphic | Rocks that have changed form over the years? |
| Obsidian | This is a natural glass? |
| Slate | Thin rock used as roofing tiles? |
| Catalyst | Anything that speeds up a chemical reaction? |
| Hydrogen | Hydrochloric acid and magnesium release this explosive gas? |
| Inhibitor | Something that slows down a chemical reaction? |
| Limestone | Rock made of organic shells? |
| Cells | Building blocks of life? |
| Electron Microscope | Magnifies things more than 10,000 times? |
| Reactants | In a chemical reaction, the substances you start with are called ? |
| Atom | Smallest amount of an element you can have? |
| Compound | Water is not an element but a ? |
| Law of Conservation of Energy | What states energy can change form but can't be created or destroyed. |
| Quartz | This crystal mineral is often found in watches? |
| Anthracite | Finest grade of coal? |
| Sonar | Method of mapping the ocean using sound waves? |
| Au | Chemical symbol for gold? |
| Fe | Chemical symbol for iron? |
| C | Chemical symbol for carbon? |
| Wheel and Axle | This is a small wheel attached to a larger one? |
| Eyepiece | Part of the microscope you look through? |
| Diaphragm | Adjusts the amount of light entering the microscope? |
| Pollution | Any unwanted or harmful material in the environment is called ? |
| Non-renewable | Any fuel that takes longer than 100 years to form is said to be ? |
| Screw | This simple machine is actually an inclined plane wrapped around a cylinder? |
| Mass | The amount of matter in an object refers to its ? |
| Mechanical Advantage | How many times easier a machine makes a job refers to its ? |
| Water | Water evaporating or paper burning--Which one is not a chemical reaction? |
| Petroleum | Another name for oil? |
| Hydroelectric | Producing electricity from falling water? |
| Swim Bladder | Allows fish to rise and fall in water? |
| Asbestos | This mineral resists heat but causes lung cancer? |
| Thermostat | Device used to regulate temperature in your house? |
| Mercury | The only liquid metal? |
| Aluminun | This metal is used to make airplanes because it is lighter than steel? |
| Helium | This gas is lighter than air but not explosive? |
| Neon | This gas glows red when an electrical current is passed through? |
| Inertia | A resistance to a change in motion? |
| Coal | Layer upon layer of decomposing plant matter makes up this fossil fuel? |
| Weight | The measure of the gravitational force of an object is its ? |
| Magma | Liquid rock under the ground is called ? |
| Conductor | Any material that carries electricity well? |
| Kinetic Energy | Energy of motion is called ? |
| Potential | Stored energy is also called ? |
| Chloroplasts | With these, plants turn sunlight to? |
| Lava | Molten rock that comes out of a volcano? |
| F = Mass x Acceleration | According to Newton's Second Law, force is equal to this? |
| Friction | This force opposes motion? |
| Pounds/Sq. Inch | Pressure is measured in this? |
| Fault | Fracture in the earth's crust where rock movement occurs? |
| Generator | Device that converts mechanical energy to electrical energy? |
| Malleable | A metal that can be hammered into shape is said to be ? |
| Granite | This rock contains mica, quartz, feldspar, and hornblend, and is found in New England? |
| Longshore Current | A flow of current close to shore and parallel to it? |
| Rift Zone | An area where the sea floor is spreading? |
| Trench | The deepest ocean feature? |
| Mohs Hardness Scale | A diamond is a 10 on this scale? |
