Question Answer nitrogen makes up 78% of our atmosphere oxygen makes up 21% of our atmosphere greenhouse effect makes up 1% of our atmosphere common greenhouse gasses water vapor, carbon dioxide, methane causes of greenhouse gasses cars and trucks landfills animal respiration volcanoes livestock farts deforestation forest fires ocean water evaporation*** atmosphere layer of gasses that surrounds the earth troposphere […]

vocabarly for science prosses

Question Answer classifying dividing something into two groups. sorting something into two piles is an example of classifying something. to organize data oganization hypotheisis a formal prediction research to look for something. experimenting to test a hypothesis. analyzing data looking for patterns in the data. inferring to guess; speculate; surmise. quantitative observation describing a object with numbers. making a jugement […]


Question Answer How many Particles make up an atom 3 what is the electric charge on a proton +1 what are the 3 particals called Proton, Neutron, and Electron what is the electric charge on a neutron none what is the electric charge on a electron -1 how do we expect the atoms in a soild "behave" they Vibrate in […]

study guide

Question Answer the remains or traces of past life found in sedimenty rock fossil the hoolow space that is left behind after an org. dissolves mold a type of fossil formed when minerals fill the space left after org. dissolves cast a fossil that helps scientist find the ago of a rock layer that may be out of order index […]

science section 4

Question Answer Means that some substances can pass through the membrane while others cannot selectively permeable The main method by which small molecules move across the cell membrane or when molecules move from an area of higher concentration to an area of lower concentration. diffusion The diffusion of water molecules through a selectively permeable membrane. osmosis Requires the cell's energy. […]

PBD Neurochemistry Test 2

Question Answer Rate limiting step for synthesis of glutamate? glutaminase 2 routes of glutamine reuptake 1. Metabolized by glutamine synthase in glia 2. Glutamine autoreceptor (Calcium dependent) Glutamate receptor subtypes (4) 1. Kainate 2. NMDA 3. AMPA 4. Metabotropic What is long-term potentiation? a long-lasting enhancement in signal transmission between two neurons that results from stimulating them synchronously? What is […]

science section 3

Question Answer The smallest unit of an element atom When two or more elements chemically combine compound Most compounds that contain carbon organic compounds Compounds that don't contain carbon inorganic compounds An energy-rich compound made of the elements carbon, hydrogen, and oxygen.Ex-sugar and starches carbohydrate Energy-rich organic compounds made of carbon, hydrogen, and oxygen.Cells store energy in blank for later […]

science section 2

Question Answer A plants blank helps protect and support the cell. Hint- only in a plant cell. cell wall Controls what substances come into and out of the cell cell membrane acts as the brain nucleus the region between the cell membrane and nucleus cytoplasm "powerhouses" of the cell because they convert energy in food molecules to energy the cell […]

The 4 States of Matter

Term Definition Solids have a definate shape and volume. Liquids have a definate volume but not shape. Gases have no definate shape or volume. Surface Tension force on liquid surface Viscosity resistence of gas and liquid flow Temperature how hot or cold something is Volume how much space an object takes up Pressure the amount of force on something Boyle's […]


Question Answer To be or become aware of, especially through careful and directed attention; notice.To watch attentively:observe a child's behavior. Observe To observe or inquire into in detail; examine systematically.To make a detailed inquiry or systematic examination. Investigate The close or last part; the end or finish.The result or outcome of an act or process.A judgment or decision reached after […]