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TAKS Semester1 Exam
TAKS Science Semester 1 Exam Review
| Question | Answer |
|---|---|
| The more lines for measurement found on a piece of lab equipment, the more ______________ the measurement will be | Precise |
| When practicing safe lab habits, scientists always ___________ to smell chemicals while avoiding breathing harmful vapors. | Waft |
| When reading a graph, always analyze change over time on the x and y axis before making a _______________. | Conclusion |
| All living organisms must maintain __________________; an internal balance of temperature, water, salts, etc. | Homeostasis |
| This cell organelle helps organisms maintain homeostasis by controlling what can enter and exit the cell | Cell Membrane |
| This cell organelle is the mighty powerhouse for the cell. It converts glucose into useable ATP energy. | Mitochondria |
| Organisms that can make their own food, often by undergoing photosynthesis in the cells' chloroplasts | Autotrophs |
| Unicellular eukaryotes often found in pond water. Some reproduce sexually, some reproduce asexually. | Protists |
| Kingdom of multicellular, eukaryotic heterotrophs that are usually mobile for most or all of their lives | Animalia |
| A close relationship between two organisms in which one organism benefits and the other organism is harmed | Parasitism |
| A close relationship between two organisms in which one organism is helped and the other is neither helped nor harmed | Commensalism |
| A close relationship between two organisms in which both organisms benefit | Mutualism |
| A pathogen that needs a host cell in order to reproduce | Virus |
| This organism is often found in the intestines of mammals and aides in digestion | Bacteria |
| This organism lives the best at warm temperatures, in moist environments with nutrients. Raising the temperature can sometimes kill them. | Bacteria |
| Type of pathogen that can be cured with antibiotics | Bacteria |
| This medical procedure can help prevent sickness by increasing an individual's immunity to a virus | Vaccines |
| Measurement of the thickness of a liquid - or how quickly it is able to flow | Viscosity |
| The measurement of mass per volume | Density |
| These elements are likely to donate an electron in a chemical reaction | Metals / Groups 1 and 2 |
| Objects with a ____________will float. | Lower Density |
| Tells us the number of protons found in an atom | Atomic Number |
| In a graduated cylinder, always measure volume from the __________ of the miniscus | Bottom |
| Elements in the same ___________ share similar bonding characteristics | Group / Family |
| Change in velocity over time | Acceleration |
| Mass times acceleration | Force |
| For every action, there is an equal and opposite reaction | Newton's 3rd Law |
| The variable that is alone goes into which place in the formula dummy triangle? | Top |
| Distance divided by time | Speed or Velocity |
| An object in motion will stay in motion until acted upon by an outside, unbalanced force. | Newton's 1st Law of Motion |
Created by:
missclayton
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