energy lab safety ecosystems chemical reactions motion 10 20 30 40 50 40 30 20 10 50 40 30 20 10 50...
TRANSCRIPT
EnergyLab Safety Ecosystems Chemical Reactions Motion
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Lab Safety – 30 Points
QUESTION:
• This piece of equipment protects you (and your clothing) from spilled materials.
ANSWER:
• What is a lab apron?
Lab Safety – 40 Points
QUESTION:
• This category of substances contains dangerous microorganisms.
ANSWER:
• What is biohazardous material?
Lab Safety – 50 Points
QUESTION:
• These substances do not usually burn themselves but they will either help a fire by providing more oxygen or they may cause materials that normally do not burn to suddenly catch on fire (i.e. spontaneous combustion).
ANSWER:
• What are oxidizing materials?
Ecosystems – 10 Points
QUESTION:
• Predator-prey interaction in which one organism eats all or part of another organism.
ANSWER:
• What is predation?
Ecosystems – 20 Points
QUESTION:
• The average conditions of the atmosphere (precipitation, temperature, and humidity) in a large region over 30 years or more.
ANSWER:
• what is a climate?
Ecosystems – 30 Points
QUESTION:
• The largest division of the biosphere, which includes large regions with similar biotic components.
ANSWER:
• What is a Biome?
Ecosystems – 40 Points
QUESTION:
• A symbiotic relationship between two organisms in whish both organisms benefit.
ANSWER:
• What is mutualism?
Ecosystems – 50 Points
QUESTION:
• The process in which both plants and animals release carbon dioxide back into the atmosphere by converting carbohydrates and oxygen into carbon dioxide and water.
ANSWER:
• What is cellular respiration?
Chemical Reactions – 10 Points
QUESTION:
• The electrons in the outermost shell of an atom.
ANSWER:
• What is a valence electron?
Chemical Reactions – 20 Points
QUESTION:
• Pure substances that react in a chemical change.
ANSWER:
• What is a reactant?
Chemical Reactions – 30 Points
QUESTION:
• A bond that forms as a result of attraction between positively and negatively charged ions.
ANSWER:
• What is an ionic bond?
Chemical Reactions – 40 Points
QUESTION:
• A chemical compound that is colourless in acidic or slightly basic solutions but turns pink in moderately basic to highly basic solutions.
ANSWER:
• What is phenolphthalein?
Chemical Reactions – 50 Points
QUESTION:
• A chemical reaction that usually involves two ionic solutions reacting to produce two other ionic compounds, either or both of which produce a precipitate.
ANSWER:
• What is a double replacement reaction?
Motion – 10 Points
QUESTION:
• A quantity that has only a magnitude (does not include a direction).
ANSWER:
• What is a scalar quantity?
Motion – 20 Points
QUESTION:
• The straight-line distance and direction from one point to another.
ANSWER:
• What is displacement?
Motion – 30 Points
QUESTION:
• The displacement of an object during a time interval divided by the time interval.
ANSWER:
• What is Velocity?
Motion – 40 Points
QUESTION:
• The rate at which an object changes its velocity.
ANSWER:
• What is acceleration?
Motion – 50 Points
QUESTION:
• Travelling in equal displacements in equal time intervals; neither speeding up, slowing down, nor changing direction.
ANSWER:
• What is uniform motion?
Energy – 10 Points
QUESTION:
• The energy of an object due to its motion.
ANSWER:
• What is kinetic energy?
Energy – 20 Points
QUESTION:
• The total energy of all the particles in a solid, liquid, or gas.
ANSWER:
• What is thermal energy?
Energy – 30 Points
QUESTION:
• A theory that all matter is composed of particles (atoms and molecules) moving constantly in random directions.
ANSWER:
• What is kinetic molecular theory?
Energy – 40 Points
QUESTION:
• The ability of a substance to warm the atmosphere by trapping thermal energy.
ANSWER:
• What is global warming potential (GWP)?