laboratory skills bunsen licence. c/wlaboratory skills27-apr-15 aims:-4 name some pieces of...

Laboratory SkillsLaboratory Skills

Bunsen LicenceBunsen Licence

C/WC/W Laboratory SkillsLaboratory SkillsApr 18, 2023Apr 18, 2023

Aims:-Aims:- 4 name some pieces of apparatus4 name some pieces of apparatus

5 light the Bunsen burner safely5 light the Bunsen burner safely

6 explain how to control the flame6 explain how to control the flame

Starter – 2 minutesStarter – 2 minutes

• How many pieces of science equipment How many pieces of science equipment can you name?can you name?

beaker, funnel, Bunsen burner, beaker, funnel, Bunsen burner, measuring cylinder, flask, tripod, gauze, measuring cylinder, flask, tripod, gauze, heatproof mat, tongs, test tube, boiling heatproof mat, tongs, test tube, boiling tube, spatulatube, spatula

Draw – 15 minutesDraw – 15 minutes

• Science diagrams are 2D not 3DScience diagrams are 2D not 3D

• Flat outlines, not picturesFlat outlines, not pictures

beaker, funnel, Bunsen burner, beaker, funnel, Bunsen burner, measuring cylinder, flask, tripod, gauze, measuring cylinder, flask, tripod, gauze, heatproof mat, tongs, test tube, boiling heatproof mat, tongs, test tube, boiling tube, spatulatube, spatula

Bunsen licence – 15 minutesBunsen licence – 15 minutes

• Safety checklist:Safety checklist:– Hair/ties clearHair/ties clear– Bags/chairs clearBags/chairs clear– Bunsen is on a matBunsen is on a mat– Hole is closedHole is closed

• Light splint from next deskLight splint from next desk• Gas on, light, blow-out, stub on matGas on, light, blow-out, stub on mat• Don’t blow the Bunsen flame out too!Don’t blow the Bunsen flame out too!

Plenary – 10 minutesPlenary – 10 minutes

• Ball quizBall quiz

• You catch, you answer, you pass backYou catch, you answer, you pass back

• Equipment names and safety Equipment names and safety proceduresprocedures

HomeworkHomework

• Learn spellings:Learn spellings:

equipment,equipment, cylinder, cylinder,

apparatus,apparatus, tongs, tongs,

Bunsen burner,Bunsen burner, spatula, spatula,

beaker,beaker, laboratory, laboratory,

water,water, gauze. gauze.

Are You On Target Today?Are You On Target Today?

Aims:-Aims:- 4 name some pieces of apparatus4 name some pieces of apparatus

5 light the Bunsen burner safely5 light the Bunsen burner safely

6 explain how to control the flame6 explain how to control the flame

Physics 1aPhysics 1a

EnergyEnergy

C/WC/W What is Energy?What is Energy?Apr 18, 2023Apr 18, 2023

Aims:-Aims:- 4 know what energy is4 know what energy is

5 name several types of energy5 name several types of energy

6 describe some energy transfers6 describe some energy transfers

SpellingsSpellings

• Write down 1 to 10 in the back of your Write down 1 to 10 in the back of your bookbook

• Spell the words I read out …Spell the words I read out …

• Swap with neighbour and markSwap with neighbour and mark


• How many different words can you make How many different words can you make using only the letters in ‘energy’?using only the letters in ‘energy’?

re, yere, ye 2 point each2 point each

rye, yen, ergrye, yen, erg 3 points each3 points each

grey, genegrey, gene 3 points each3 points each

greengreen 3 points3 points

gyrenegyrene 8 points8 points


0 – 50 – 5 Work fasterWork faster

6 – 106 – 10 GoodGood

10 – 1510 – 15 ExcellentExcellent

15 – 2015 – 20 GeniusGenius

21 or more21 or more Cheat!Cheat!

Copy notes – 5 minutesCopy notes – 5 minutes

• Energy lets you do thingsEnergy lets you do things

• There are only 9 forms of energyThere are only 9 forms of energy

• When you see something happening, When you see something happening, energy is being changed from one form energy is being changed from one form to anotherto another

• Some forms are: chemical, elastic, Some forms are: chemical, elastic, movement, heat, light, sound, electricalmovement, heat, light, sound, electrical

Think! – 10 minutesThink! – 10 minutes• In your group, think of three things that:In your group, think of three things that:

– Give out heat energyGive out heat energy

– Give out light energyGive out light energy

– Have movement energyHave movement energy

– Store chemical energyStore chemical energy

Practical – 20 minutesPractical – 20 minutes• What energy change happens in each item?What energy change happens in each item?• Every 2 minutes, move to the next tableEvery 2 minutes, move to the next table

RedRed

OrangeOrange

BronzeBronze

VioletViolet

YellowYellow GreenGreen BlueBlue IndigoIndigo

GoldGold SilverSilver

HomeworkHomework

• Choose three electrical devices at homeChoose three electrical devices at home

• They all take in electrical energy, but They all take in electrical energy, but which kinds of energy do they turn it which kinds of energy do they turn it into?into?


Aims:-Aims:- 4 know what energy is4 know what energy is

5 name several types of energy5 name several types of energy

6 describe some energy transfers6 describe some energy transfers

C/WC/W Temperature & HeatTemperature & HeatApr 18, 2023Apr 18, 2023

Aims:-Aims:- 4 know temperature & heat are 4 know temperature & heat are differentdifferent

4 measure temperature4 measure temperature

5 work safely5 work safely

5 explain the difference5 explain the difference

Starter – 5 minsStarter – 5 mins

• Which device causes these energy Which device causes these energy changes?changes?– Electrical to heatElectrical to heat– Electrical to soundElectrical to sound– Light to electricalLight to electrical– Sound to electricalSound to electrical

Copy notes – 5 minsCopy notes – 5 mins

• ‘‘Heat’ is a form of energyHeat’ is a form of energy• ‘‘Temperature’ is how hot something isTemperature’ is how hot something is• A A thermometer thermometer measures temperaturemeasures temperature• Heat energy flows from hot things to Heat energy flows from hot things to

cold thingscold things– ExampleExample– If I put an ice cube into warm water, heat If I put an ice cube into warm water, heat

energy flows from _____ to ____energy flows from _____ to ____

Practical – 30 minsPractical – 30 mins

• Leave a space for Leave a space for drawing the equipmentdrawing the equipment

• Draw a table Draw a table likelike this one this one – don’t copy– don’t copy

• Set-up the equipmentSet-up the equipment• Light the Bunsen burnerLight the Bunsen burner• Record the temperature Record the temperature

every 30severy 30s• Stop when the Stop when the

temperature reaches temperature reaches 7070ººCC

Time / sTime / s Temperature / Temperature / ººCC

00 2121

3030 3232

6060 4343

9090 5454

Plenary – complete sentencesPlenary – complete sentences

• In this experiment, the Bunsen burner In this experiment, the Bunsen burner was a source of _____ energywas a source of _____ energy

• This energy flowed into the ______ and This energy flowed into the ______ and so its ________ went upso its ________ went up

• I used a _________ to measure thisI used a _________ to measure this

HomeworkHomework

• Draw the equipment in the space you Draw the equipment in the space you leftleft


Aims:-Aims:- 4 know temperature & heat are 4 know temperature & heat are differentdifferent

4 measure temperature4 measure temperature

5 work safely5 work safely

5 explain the difference5 explain the difference

C/WC/W FuelsFuelsApr 18, 2023Apr 18, 2023

Aims:-Aims:- 4 know what a fuel is4 know what a fuel is

5 plot a line graph5 plot a line graph

6 evaluate fuels6 evaluate fuels


• These are the answers; what are the These are the answers; what are the questions?questions?

1.1. EnergyEnergy

2.2. HeatHeat

3.3. TemperatureTemperature

4.4. ThermometerThermometer

5.5. ººCC


• A A fuel fuel is something you burn to release is something you burn to release heat energyheat energy

• Gas is a fuel, used in cookers and Gas is a fuel, used in cookers and Bunsen burnersBunsen burners

• Electricity is NOT a fuel because you Electricity is NOT a fuel because you don’t burn itdon’t burn it

• Some fuels are better than others for Some fuels are better than others for doing certain jobsdoing certain jobs

Exercise – 10 minsExercise – 10 mins

• Why are these fuels not good for the Why are these fuels not good for the jobs listed?jobs listed?

CoalCoal Powering a rocketPowering a rocket

GasGas Running a carRunning a car

PetrolPetrol Lounge fireLounge fire

Rocket fuelRocket fuel CookingCooking

Graphs – 30 minutesGraphs – 30 minutes

• We are going to plot a graph of our We are going to plot a graph of our results from last lessonresults from last lesson

• We used gas as a fuelWe used gas as a fuel• When finished, add a second line to When finished, add a second line to

your graph showing results from using your graph showing results from using ‘meths’ – a liquid fuel‘meths’ – a liquid fuel

• Do you think meths is better than gas?Do you think meths is better than gas?

PlenaryPlenary

• Crossword:Crossword:

1

2

Across1 Fuels are burned to

release this (6)2 A solid fuel that is quite

dirty (4)

Down1 Not a fuel because it

isn’t burned (11)

HomeworkHomework

• Draw a design for a coal-powered Draw a design for a coal-powered racing carracing car

oror

• Write a short story about a coal-Write a short story about a coal-powered racing carpowered racing car


Aims:-Aims:- 4 know what a fuel is4 know what a fuel is

5 plot a line graph5 plot a line graph

6 evaluate fuels6 evaluate fuels

C/WC/W Fossil FuelsFossil Fuels Apr 18, 2023Apr 18, 2023

Aims:-Aims:- 4 name the fossil fuels4 name the fossil fuels

5 describe how they are formed5 describe how they are formed

6 link their use to climate change6 link their use to climate change


• Pass round the samples of coal, oil Pass round the samples of coal, oil and gasand gas

• Where do you think they came from?Where do you think they came from?

Independent Work – 10 minutesIndependent Work – 10 minutes

• This is where you work on your own to This is where you work on your own to find something outfind something out

• Check your aims – what do you Check your aims – what do you already already know, what do you know, what do you need need to know?to know?

• SSearch for information in booksearch for information in books

• SSort the information into sectionsort the information into sections

• SSummarise – write in your own wordsummarise – write in your own words


• Basic:Basic: Heinemann 1 p100Heinemann 1 p100• Medium:Medium: Modular Sci p4.11, 4.12Modular Sci p4.11, 4.12

Core Sci 2 p134,142Core Sci 2 p134,142

Spotlight Sci 8 p104Spotlight Sci 8 p104• Advanced:Advanced: Milner p34,37Milner p34,37

OSP p36,42,52OSP p36,42,52• Internet:Internet: Ask me if you want Ask me if you want

something specificsomething specific

PlenaryPlenary

• Check your neighbour’s work – have Check your neighbour’s work – have they achieved the aims for today?they achieved the aims for today?

HomeworkHomework

• Describe Describe five five ways you can reduce ways you can reduce your own use of energy at home so that your own use of energy at home so that the fossil fuels will last longerthe fossil fuels will last longer


Aims:-Aims:- 4 name the fossil fuels4 name the fossil fuels

5 describe how they are formed5 describe how they are formed

6 link their use to climate change6 link their use to climate change

C/WC/W Energy ResourcesEnergy ResourcesApr 18, 2023Apr 18, 2023

Aims:-Aims:- 4 know the difference between energy types 4 know the difference between energy types and energy resourcesand energy resources

5 explain why some resources are 5 explain why some resources are renewablerenewable

6 compare energy resources6 compare energy resources


• Can you tell what it is?Can you tell what it is?


• A wind turbine!A wind turbine!

• It generates It generates electricity, as does electricity, as does the power station in the power station in the backgroundthe background


• There are 9 There are 9 typestypes of energy of energy e.g.e.g. heat heat energy, sound energyenergy, sound energy

• An energy An energy resourceresource is something that is something that can be used to generate electricitycan be used to generate electricity

Activity – 5 minsActivity – 5 mins

• Make a list of as many ways to Make a list of as many ways to generate electricity as you can think of:generate electricity as you can think of:

WindWind WoodWood

WavesWaves Coal, oil & gasCoal, oil & gas

SunlightSunlight Hot springsHot springs

TidesTides Burning wasteBurning waste

Activity – 5 minsActivity – 5 mins

• Now highlight the ones that will Now highlight the ones that will never never run outrun out::

WindWind WoodWood

WavesWaves Coal, oil & gasCoal, oil & gas

SunlightSunlight Hot springsHot springs

TidesTides Burning wasteBurning waste


• Energy resources that will never run out Energy resources that will never run out are called are called renewablerenewable

• Fossil fuels will run out – they are Fossil fuels will run out – they are non-non-renewablerenewable

• Wood is renewable because you can Wood is renewable because you can plant more treesplant more trees


• Basic:Basic: Heinemann 1 p100Heinemann 1 p100• Medium:Medium: Modular Sci p4.13Modular Sci p4.13

Core Sci 2 p134,142Core Sci 2 p134,142

Spotlight Sci 8 p104Spotlight Sci 8 p104• Advanced:Advanced: Milner p34,37Milner p34,37

OSP p36,42,52OSP p36,42,52• Internet:Internet: Ask me if you want Ask me if you want

something specificsomething specific

PlenaryPlenary

• Pick a number between 1 and 10 …Pick a number between 1 and 10 …

• Who picked 8?Who picked 8?

• Come to the front please . . . Come to the front please . . .

HomeworkHomework

• Look in a newspaper for reports about Look in a newspaper for reports about energy resources and clip them out for energy resources and clip them out for next timenext time

• If none found, parents must initial your If none found, parents must initial your book to say you triedbook to say you tried


Aims:-Aims:- 4 know the difference between energy 4 know the difference between energy types types and energy resourcesand energy resources

5 explain why some resources are 5 explain why some resources are renewablerenewable

6 compare energy resources6 compare energy resources

C/WC/W Joule IslandJoule Island Apr 18, 2023Apr 18, 2023

Aims:-Aims:- 4 recall several energy resources4 recall several energy resources

5 explain where these resources can be 5 explain where these resources can be usedused

6 choose resources for a particular job6 choose resources for a particular job

Starter – OR – 5 minsStarter – OR – 5 mins

• Can you make up two alternative Can you make up two alternative explanations for each?explanations for each?

• Where there’s smoke, there’s fire, OR …Where there’s smoke, there’s fire, OR …

• Someone carrying a bag of money is a Someone carrying a bag of money is a bank robber, OR …bank robber, OR …

Project – 40 minutesProject – 40 minutes

• Joule Island is a remote island with no Joule Island is a remote island with no electricity and no fossil fuelselectricity and no fossil fuels

• Using the text books, homework and Using the text books, homework and notes to help you, decide in your team notes to help you, decide in your team the best way to provide electricity on the best way to provide electricity on Joule IslandJoule Island

• There is no There is no right right answer!answer!

Plenary – 5 minsPlenary – 5 mins

• Send two missionaries from your table, Send two missionaries from your table, one each to the next two tablesone each to the next two tables

• Missionaries – see if you can see Missionaries – see if you can see problems with the other table’s planproblems with the other table’s plan

• Others – see if you can justify your plan Others – see if you can justify your plan to the missionariesto the missionaries

HomeworkHomework

• Imagine you are a newspaper science Imagine you are a newspaper science correspondentcorrespondent

• You have visited the site of a proposed You have visited the site of a proposed wind farm in the countrysidewind farm in the countryside

• You met the local people and the power You met the local people and the power company bossescompany bosses

• Write a newspaper report putting both Write a newspaper report putting both group’s viewsgroup’s views


Aims:-Aims:- 4 recall several energy resources4 recall several energy resources

5 explain where these resources can be 5 explain where these resources can be usedused

6 choose resources for a particular job6 choose resources for a particular job

C/WC/W Stored EnergyStored EnergyApr 18, 2023Apr 18, 2023

Aims:-Aims:- 4 recall forms of stored energy4 recall forms of stored energy

use a thermometer correctlyuse a thermometer correctly

5 explain how stored energy is released5 explain how stored energy is released

set-up a fair testset-up a fair test

6 identify poor techniques in an experiment6 identify poor techniques in an experiment


• Volunteer needed . . .Volunteer needed . . .

Copy notes – 5 minutesCopy notes – 5 minutes

• Energy can be stored in chemicals Energy can be stored in chemicals (chemical energy) and also in stretched (chemical energy) and also in stretched things (elastic energy)things (elastic energy)

• Fuels, food and batteries are all stores Fuels, food and batteries are all stores of chemical energyof chemical energy

• Burning can turn the stored chemical Burning can turn the stored chemical energy into heat (and light) energyenergy into heat (and light) energy

Practical – Comparing the Energy in FoodsPractical – Comparing the Energy in Foods

• How can we How can we measuremeasure the chemical the chemical energy stored in food?energy stored in food?

• Burn it to turn it into heat energyBurn it to turn it into heat energy

• Catch the heat energy in a tube of waterCatch the heat energy in a tube of water

• Measure how much heat energy has Measure how much heat energy has gone into the water by seeing how gone into the water by seeing how much its temperature goes upmuch its temperature goes up

Practical – Comparing the Energy in FoodsPractical – Comparing the Energy in Foods

• In groups, 5 minutes only, answer …In groups, 5 minutes only, answer …

• What equipment do we need?What equipment do we need?

• How can we make a How can we make a fair fair comparison?comparison?

• How can we make good measurements?How can we make good measurements?

• (What (What is is a good measurement?)a good measurement?)

Practical – 20 minutesPractical – 20 minutes

• Measure-out the waterMeasure-out the water

• Measure the start temperatureMeasure the start temperature

• Burn the food on a mounted needle Burn the food on a mounted needle under the tubeunder the tube

• Measure the final temperatureMeasure the final temperature

• Repeat for the other foodRepeat for the other food

Plenary / HomeworkPlenary / Homework

• Conclusion – what did we find out?Conclusion – what did we find out?

• Evaluation – what could we do better?Evaluation – what could we do better?


Aims:-Aims:- 4 recall forms of stored energy4 recall forms of stored energy

use a thermometer correctlyuse a thermometer correctly

5 explain how stored energy is released5 explain how stored energy is released

set-up a fair testset-up a fair test

6 identify poor techniques in an experiment6 identify poor techniques in an experiment

laboratory skills bunsen licence. c/wlaboratory skills27-apr-15 aims:-4 name some pieces of...

Documents

minutes energy

light energy

energy transfers slide

heat energy

energy change

types of energy

flame slide

bunsen burner