Lab Safety and Equipment
Use the _____________ if the lab equipment or the furniture is on fire.
What is a Fire Extinguisher
What is an independent variable?
What is the factor that a researcher actively manipulates or changes during an experiment to observe its effect on something?
What is the equation we use to solve for heat and energy transfer?
What is Q=m⋅c⋅ΔT?
What is the definition of specific heat?
What is the heat required to raise the temperature of the unit mass of a given substance by a given amount (usually one degree)?
What is conduction?
What is the transfer of heat energy from one molecule to another through direct contact, where energy is passed from faster-moving molecules to slower-moving ones?
If chemicals get on your skin, you use the ____________________?
What is the Lab Safety Shower?
What is a control group?
What is a group that does not receive the treatment or variable being tested?
What does ‘Δ’ stand for in the equation Q=m⋅c⋅ΔT?
What is change in?
Energy always flows from the ________ object to __________ object?
What is warmer object to cooler object?
What is convection?
What is a type of heat transfer that can only happen in liquids and gases, because it involves those liquids or gases physically moving?
What instrument grinds chemicals to a powder?
What is a Mortar and Pestle?
What is a dependent variable?
What is the variable that is measured or observed in an experiment?
What is the conservation of energy?
What is energy is never created or destroyed, only transferred?
What is thermodynamics?
What is the study of how heat, work, temperature, and energy are related to each other?
Explain the second law of thermodynamics?
What is the total entropy of a system and its surroundings will always increase?
What is an open tube that holds liquids called?
What is a Test Tube?
What axis does the independent variable go on?
What is the X-axis?
What does ‘Q’ stand for in the equation Q=m⋅c⋅ΔT?
What is specific heat or heat transfer?
Solve this equation:A 450 g piece of iron is heated from 20℃ to 100℃. The specific heat capacity of iron is 0.55 J/g℃. How much heat energy is required to heat the iron?
What is 19,800 J?
As glaciers melt, water flows into rivers, lakes, and oceans. This process is an example of?
What is a process involving an open system?
What is used to watch liquid evaporate?
What is a watch glass?
What axis does the dependent variable go on?
What is the Y-axis?
If a metal takes up more energy to heat up than another object, why is that?
What is how much energy is needed to raise its temperature by a certain amount; metals generally have a lower specific heat compared to other materials or specific heat capacity?
A 300 g piece of metal is heated from 25℃ to 50℃ . The specific heat capacity of the metal is 0.80 J/g℃ . How much heat energy is required to heat the metal?
What is 6,000 J?
What does albedo mean?
What is the proportion of light that a surface reflects, essentially measuring how reflective a surface is?