JeopardyJeopardy
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Sustainability vs. Survival
Food and Survival
Temperature and Survival
Movement of Energy
Story Questions
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Final JeopardyFinal Jeopardy
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What three things does an organism need What three things does an organism need in order to live?in order to live?
FoodFood WaterWater ShelterShelter
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Sustainability is similar to survival in that Sustainability is similar to survival in that we are trying to keep ourselves alive by we are trying to keep ourselves alive by making sure we have food, water, and making sure we have food, water, and shelter.shelter.
Describe how sustainability is similar Describe how sustainability is similar to survival.to survival.
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Describe how sustainability is different Describe how sustainability is different from survival.from survival.
Sustainability is more about preserving Sustainability is more about preserving what we have for the future. what we have for the future. Sustainability involves longer periods of Sustainability involves longer periods of time – 100s of years vs. days to months of time – 100s of years vs. days to months of time. This involves thinking about the time. This involves thinking about the environment and the impact various environment and the impact various things can have on that environment.things can have on that environment.
1 - $4001 - $400 What are the following examples of?What are the following examples of?
1.1. A person driving an electric car.A person driving an electric car.
2.2. A person planting their own edible gardenA person planting their own edible garden
3.3. A person riding their bike to school.A person riding their bike to school.
4.4. Recycling old materials.Recycling old materials.
Ways that you can live more Ways that you can live more sustainably.sustainably.
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What can we conclude from the following What can we conclude from the following statement?statement?
Not every environment is the same. In any Not every environment is the same. In any particular environment, it’s going to particular environment, it’s going to require different things of us – in a dry require different things of us – in a dry environment, we are going to need to be environment, we are going to need to be able to find water, in a cold environment, able to find water, in a cold environment, we are going to need to be able to find a we are going to need to be able to find a way to stay warm.way to stay warm.
What we need to survive depends on our What we need to survive depends on our environment.environment.
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What does food give us and where does What does food give us and where does food come from?food come from?
Food gives us energy. This energy is used Food gives us energy. This energy is used to move, think, and be alive.to move, think, and be alive.
Food comes from anything that we can Food comes from anything that we can digest. Food takes different shapes based digest. Food takes different shapes based on the organism, and, for humans, culture.on the organism, and, for humans, culture.
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PhytoplanktonPhytoplankton
What is an organism at the very bottom of What is an organism at the very bottom of the oceanic ecosystem that absorbs light the oceanic ecosystem that absorbs light and creates complex sugars?and creates complex sugars?
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Which direction do the arrows point in a Which direction do the arrows point in a food web? Give an example.food web? Give an example.
Arrows point towards where the energy is Arrows point towards where the energy is going. going.
An arrow would go from a fish and point An arrow would go from a fish and point towards a bear.towards a bear.
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What percentage of energy is transferred What percentage of energy is transferred to the next trophic level.to the next trophic level.
10-20 percent of energy is transferred 10-20 percent of energy is transferred from one trophic level to the next.from one trophic level to the next.
Bonus question: What is a trophic level?Bonus question: What is a trophic level?
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What do organisms in a food web have to What do organisms in a food web have to do with sustainability?do with sustainability?
Sustainability is about making sure we Sustainability is about making sure we preserve the present for the future – we preserve the present for the future – we can’t know what to preserve or how to can’t know what to preserve or how to preserve it if we don’t know what the preserve it if we don’t know what the relationships are in the food web. relationships are in the food web.
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A single-celled organism that eats sugar A single-celled organism that eats sugar and makes bread rise.and makes bread rise.
YeastYeast
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There are only one of these variables in an There are only one of these variables in an experiment.experiment.
Manipulated VariableManipulated Variable
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What type of data uses only numbers?What type of data uses only numbers?
Quantitative DataQuantitative Data
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What are three things that are necessary What are three things that are necessary in an energy flow diagram?in an energy flow diagram?
LabelsLabels ArrowsArrows TitleTitle RelationshipsRelationships
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Which scientific law means that:Which scientific law means that:
High energy molecules will move towards High energy molecules will move towards areas with low energy moleculesareas with low energy molecules
The Second Law of ThermodynamicsThe Second Law of Thermodynamics
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What is the specific heat of water?What is the specific heat of water?
1 cal/g(1 cal/g(°C) Or 4.2 Joule/g(Or 4.2 Joule/g(°C)
Challenge question: When we compare this to our Challenge question: When we compare this to our data we obtained in 4.2 about the specific heat of data we obtained in 4.2 about the specific heat of metals, plastic, and tile, is water’s specific heat metals, plastic, and tile, is water’s specific heat high?high?
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What concept does the following refer to? What concept does the following refer to?
The amount of energy required to increase The amount of energy required to increase the temperature of 1 gram of a material the temperature of 1 gram of a material by 1by 1°C.
Specific HeatSpecific Heat
Challenge question: Why is specific heat Challenge question: Why is specific heat important?important?
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What device did we use in labs during this What device did we use in labs during this unit that attempts to create a closed unit that attempts to create a closed system?system?
A calorimeter.A calorimeter.
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What are the two types of mechanical What are the two types of mechanical energy? energy?
Potential Energy – stored energy due to positionPotential Energy – stored energy due to position Kinetic energy – energy from movementKinetic energy – energy from movement
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If something has a low specific heat give If something has a low specific heat give an example of when we would want to use an example of when we would want to use that material.that material.
Something with low specific heat transfers energy Something with low specific heat transfers energy quickly. quickly.
If we wanted to move heat along a specific route If we wanted to move heat along a specific route quickly, we would want something with a low quickly, we would want something with a low specific heat. specific heat.
If we wanted something to cool down quickly, we If we wanted something to cool down quickly, we would want something with a low specific heat. would want something with a low specific heat.
If we wanted to use less energy to warm If we wanted to use less energy to warm something up, we would use something with a something up, we would use something with a low specific heat.low specific heat.
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Russell Wilson works hard everyday. To Russell Wilson works hard everyday. To make sure he has the energy he needs to make sure he has the energy he needs to continue to play well, what does he need?continue to play well, what does he need?
Russell Wilson needs food. Food in any Russell Wilson needs food. Food in any form gives energy (measured by calories form gives energy (measured by calories or Joules).or Joules).
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Shrek is having trouble finding enough Shrek is having trouble finding enough rabbits to eat. What might we need to rabbits to eat. What might we need to construct in order to figure out the construct in order to figure out the relationships of the organisms in Shrek’s relationships of the organisms in Shrek’s environment so we can attempt to help environment so we can attempt to help preserve the bunnies so that Shrek can preserve the bunnies so that Shrek can continue to eat them?continue to eat them? A food web.A food web.
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Snow White is collecting data about the Snow White is collecting data about the types of birds in her area. She is counting types of birds in her area. She is counting the different types and she is keeping the different types and she is keeping track of the usual health issues that type track of the usual health issues that type of bird tends to have (beak issues, wing of bird tends to have (beak issues, wing issues, etc.) What type/s of data is she issues, etc.) What type/s of data is she gathering?gathering? She is gathering both Qualitative and She is gathering both Qualitative and Quantitative data because she is taking Quantitative data because she is taking down notes of the physical condition of the down notes of the physical condition of the birds as well as the numbers and types of birds as well as the numbers and types of birds.birds.
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Katniss Everdeen is trying to stay warm, Katniss Everdeen is trying to stay warm, but is beginning to get hypothermic. but is beginning to get hypothermic. Which law could help her guess where the Which law could help her guess where the heat is moving to in this small, enclosed heat is moving to in this small, enclosed arena?arena?
The Second Law of Thermodynamics – The Second Law of Thermodynamics – high energy moves to low energy areas.high energy moves to low energy areas.
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Harry Potter feels that his wand warms up Harry Potter feels that his wand warms up too quickly when it connects with too quickly when it connects with Voldemort’s wand. Using what you know Voldemort’s wand. Using what you know about specific heat, should he change the about specific heat, should he change the materials in his wand so they have a high materials in his wand so they have a high or low specific heat?or low specific heat? Harry wants to change the materials in his Harry wants to change the materials in his wand so they have a high specific heat – wand so they have a high specific heat – this means that it takes more energy to this means that it takes more energy to warm his wand and his hand up.warm his wand and his hand up.
Final JeopardyFinal Jeopardy
Find the specific heat of iron in the Find the specific heat of iron in the following equation:following equation:
50g x 2050g x 20°C x Cp(iron) = 100g x 1.2 = 100g x 1.2°C x 1 cal/g(°C)
Cp(iron) = 1.2 cal/g(°C)
