Year 8 Science Exam 2014

8/8/2019 Year 8 Science Exam 2014

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Year 8 Science Exam 2014

Revision


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Year 7 Topics

• Energy

• Light and Sound

•

orces• So!ids" !i#uids and gases

• $cids and a!%a!is

•

Sa&ety• 'ontinuity o& !i&e

• Environment


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Year 7 Topics

• Energy


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Types o& energy(

)eat *therma!+

Light

Sound

E!ectricity

E!astic,ravitationa!

potentia!

'hemica!-inetic*movement+

.uc!ear

Energy is measured

in /ou!es */+

1 %i!oou!e *-/+ 1000/


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Year 7 Topics

• Light and Sound


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Light is &aster thansound

$mp!itude *sieo& the 3ave

vo!ume+

5itch *&re#uency

num6er o&3aves+Re&ractio

n

Reection


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Year 7 Topics

• orces


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•

ass tota! amounto& matter *measuredin -g+

•

9eight e:ect o&gravity on a mass*measured in.e3tons" .+

• ,ravit &orce

.e3tonmeter*&orcemeter+

orces are either 6a!anced orun6a!anced


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Year 7 Topics

• So!ids" !i#uids and gases


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5artic!esEnergy

e!tingreeing;oi!ing

'ondensing


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Year 7 Topics

• $cids and a!%a!is


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=niversa! indicatorso!ution test &orp)

'ommon acids()ydroch!oric acidSu!phuric acid'itrus

'ommon a!%a!is(

;!eachSodium )ydroxide

Toothpaste

.eutra!isation>

9hen an acidis mixed 3ithan a!%a!i toma%e a

neutra!so!ution


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Year 7 Topics

• Sa&ety


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h


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Year 7 Topics

• 'ontinuity o& !i&e


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RS ,RE.

• ovement

• Respiration

*re!easing energy&rom &ood+

• Sensitivity

• ,ro3th

• Reproduction

• Excretion *removing3aste+

•

.utrition

Cell > Tissue > Organ > Organsystem > Organisms

Examp!es o& organs !ea&" o3er" stem" roots"heart" 6rain" !ungs"stomach" !iver" ovaries"testes


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Year 7 Topics

• Environment


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The arro3s sho3the o3 o& energy

9hat do p!ants need to survive>9hat do anima!s need tosurvive>

5redator5rey5roducer'onsumer

'arnivore)er6ivore?mnivore

$daptations &eatures thatena6!e a p!ant oranima! to survive

in a particu!arha6itat


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Year 8 Topics

• Earth and Space

• E!ectricity and agnetism

•

E!ements" 'ompounds and ixtures• =sing ateria!s

• ;reathing and 'ircu!ation

•

ood and @igestion• 5!ants and 5hotosynthesis


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Year 8 Topics

• Earth and Space


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y


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Year 8 Topics

• E!ectricity and agnetism


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@o you %no3 yoursym6o!s>

There are on!y Amagnetice!ements(Bron'o6a!t.ic%e!


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Year 8 Topics

• E!ements" 'ompounds and ixtures


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• E!ement pure on!y 1 type o& atom *oxygen+

• 'ompound 2 or more e!ements com6ined*'?2+

• ixture e!ements or compounds notcom6ined *air" sea3ater" paint and oi!+

@o you %no3your e!ementsym6o!s>

i!tration'hromatography

Evaporation


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Year 8 Topics

• =sing ateria!s


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• 'hemica! changes irreversi6!e*ma%ing toast+

• 5hysica! changes reversi6!e*me!ting ice cu6e+

Exothermic -hotEndothermic -cold

Rusting

Rust irone C ? D e? *ironoxide+


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Year 8 Topics

• ;reathing and 'ircu!ation


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• Bnha!e

• Exha!e

•

Trachea• ;ronchi

• $!veo!i *airsacs+

• @iaphragm

• Ri6s

• Lungs

Respiration,!ucose C ?xygen D 9ater C 'ar6on@ioxide C E.ER,Y


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Year 8 Topics

• ood and @igestion


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EnymesStomach acid Teeth *canines" incisors"mo!ars" premo!ars+

Starch D sugar


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Year 8 Topics

• 5!ants and 5hotosynthesis


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Lea& Stem

Roots!o3ery!em

5h!oem


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,enera! Science

• ,raph s%i!!s

• Bnterpreting data

• $pparatus use

• =nits

• Bnvestigation terms


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Tips &or dea!ing 3ithdata

• 9hen dra3ing graphs a!3ays use a sharppenci! and a ru!erF

• 9hen interpreting graphs and resu!ts ta6!es

read the in&ormation given care&u!!y and!oo% at the headings and !a6e!sG

• Try to understand 3hat they are sho3ing6e&ore rushing in to the #uestionG

• ,ive as much detai! as you can 6y re&erringto the data in your ans3er eGgG at H0cm thep!ant produced 12 6u66!es o& oxygenG


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@escri6e the patterns


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$pparatus

9hat 3ou!d you use to(

1G easure temperature>

2G easure &orces>

AG Sho3 the p) o& a !i#uid>

4G easure the vo!ume o& 3ater>

HG easure distance o& !amp &rom p!ant>

IG easure the mass o& an o6ect>

7G easure time ta%en to run 100m>


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=nits

9hat are the units &or(

1G orces

2G ass

AG 9eight

4G Temperature

HG TimeIG Speed

7G @istance


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Bnvestigation terms

$im>

5rediction>

$pparatus>

ethod>

'onc!usion>Eva!uation>


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Bnvestigation terms

$im 3hat do you 3ant to Jnd out>

5rediction 3hat do you thin% is going to

happen>

$pparatus 3hat e#uipment do you need>ethod 3hat steps 3i!! you carry out>

'onc!usion 3hat did you Jnd out>

Eva!uation 3hat cou!d 6e done to improvenext time>


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Bmportant terms

'ontro!>

Bndependent>

@ependent>

Re!ia6!e>

ean>


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Bmportant terms

'ontro! %eep these the same to ma%e the investigationre!ia6!e

Bndependent varia6!e 3e change

@ependent varia6!e 3e measure

Re!ia6!e 3e can trust our resu!ts" improve 6y repeating

the investigation or 6y co!!ecting data &rom a 6iggerrange

ean the average o& our resu!ts

Year 8 Science Exam 2014

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