Integrated Science for the Caribbean WB3

Collins Integrated Science for the Caribbean is a brand-new activity-led course set in contexts relevant to the Caribbean and suitable for lower secondary students everywhere. It has been specially developed to help students develop the skills they need for success in science. The course provides student’s books and accompanying workbooks for forms 1, 2 and 3 and will ensure all students gain a strong foundation in science ready for their studies at CSEC® level.

• Developed and written specifically for the Caribbean • Clear and accessible explanations of each topic • Practical activities throughout to engage students and to bring science to life • Check your understanding sections allow teachers and students to check progress with quick questions

Integrated Science for the Caribbean

3

Gene Samuel

• Key terms highlighted and explained on the pages where they are used

Integrated Science 3 for the Caribbean Workbook

Integrated Science 3 for the Caribbean Workbook

• Fun facts boxes provide extra facts and information to help broaden students’ understanding • End-of-section questions to check that students have understood the ideas in the units • Accompanying workbooks for each level provide opportunities for written activities and homework and help students consolidate learning Integrated Science range:

978-0-00-826305-8 Integrated Science 2 Student Book.indd 1

21/5/17 10:41 pm

• Key terms highlighted and explained on the pages where they are used

• Fun facts boxes provide extra facts and information to help broaden students’ understanding • End-of-unit questions to check that students have understood the ideas in the unit • Accompanying workbooks for each level provide opportunities for written activities and homework and help students consolidate learning

21/5/17 10:17 pm

Gene Samuel 9 780008 115975

Workbook

978-0-00-826306-5 Integrated Science 3 Student book.indd 1

for the Caribbean

3

• Practical activities throughout to engage students and to bring science to life

• Check your understanding sections allow teachers and students to check progress with quick questions • Key terms highlighted and explained on the pages where they are used

• Fun facts boxes provide extra facts and information to help broaden students’ understanding • End-of-unit questions to check that students have understood the ideas in the unit • Accompanying workbooks for each level provide opportunities for written activities and homework and help students consolidate learning

Integrated Science for the Caribbean

3

ISBN 978-0-00-811600-2

ISBN 978-0-00-811597-5

es cd-

• Developed and written specifically for the Caribbean • Clear and accessible explanations of each topic

www.collins.co.uk/caribbeanschools

www.collins.co.uk/caribbeanschools

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978-0-00-826303-4 Integrated Science 2 Workbook.indd 1

for the Caribbean

Collins Integrated Science for the Caribbean is a brand-new activity-led course set in contexts relevant to the Caribbean and suitable for lower secondary students everywhere. It has been specially developed to help students develop the skills they need for success in science. The course provides student’s books and accompanying workbooks for forms 1, 2 and 3 and will ensure all students gain a strong foundation in science ready for their studies at CSEC® level.

21/5/17 10:43 pm

Gene Samuel & Derek McMonagle Advisors: Shameem Narine, Nadine Victor Ayers, 9 780008 116002 Ishaq Mohammed & Sheldon Rivas

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978-0-00-826304-1 Integrated Science 3 Workbook.indd 1

21/5/17 10:17 pm

Gene Samuel

Workbook

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Gene Samuel & Derek McMonagle Advisors: Shameem Narine, Nadine Victor Ayers, 9 780008 115999 Ishaq Mohammed & Sheldon Rivas

2

• Practical activities throughout to engage students and to bring science to life

• Check your understanding sections allow teachers and students to check progress with quick questions

Integrated Science 3 for the Caribbean Workbook

incl

incl

21/5/17 10:16 pm

• End-of-unit questions to check that students have understood the ideas in the unit • Accompanying workbooks for each level provide opportunities for written activities and homework and help students consolidate learning

ISBN 978-0-00-811599-9

Workbook

up da ted

up da ted

978-0-00-826308-9

• Key terms highlighted and explained on the pages where they are used • Fun facts boxes provide extra facts and information to help broaden students’ understanding

• Developed and written specifically for the Caribbean • Clear and accessible explanations of each topic

Integrated Science

m ro

Gene Samuel9 780008 115968

• Check your understanding sections allow teachers and students to check progress with quick questions

www.collins.co.uk/caribbeanschools

ISBN 978-0-00-811596-8

es cd-

2

• Practical activities throughout to engage students and to bring science to life

Collins Integrated Science for the Caribbean is a brand-new activity-led course set in contexts relevant to the Caribbean and suitable for lower secondary students everywhere. It has been specially developed to help students develop the skills they need for success in science. The course provides student’s books and accompanying workbooks for forms 1, 2 and 3 and will ensure all students gain a strong foundation in science ready for their studies at CSEC® level.

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for the Caribbean

Integrated Science 3 for the Caribbean

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• End-of-unit questions to check that students have understood the ideas in the unit • Accompanying workbooks for each level provide opportunities for written activities and homework and help students consolidate learning

Integrated Science

up da ted

• Fun facts boxes provide extra facts and information to help broaden students’ understanding

www.collins.co.uk/caribbeanschools

ISBN 978-0-00-811598-2

Gene Samuel & Derek McMonagle Advisors: Shameem Narine, Nadine Victor Ayers, 9 780008 115982 Ishaq Mohammed & Sheldon Rivas

Integrated Science 1 Workbook.indd 1

1

• Key terms highlighted and explained on the pages where they are used

• Developed and written specifically for the Caribbean • Clear and accessible explanations of each topic

incl

www.collins.co.uk/caribbeanschools

for the Caribbean

Collins Integrated Science for the Caribbean is a brand-new activity-led course set in contexts relevant to the Caribbean and suitable for lower secondary students everywhere. It has been specially developed to help students develop the skills they need for success in science. The course provides student’s books and accompanying workbooks for forms 1, 2 and 3 and will ensure all students gain a strong foundation in science ready for their studies at CSEC® level.

up da ted

• End-of-unit questions to check that students have understood the ideas in the unit • Accompanying workbooks for each level provide opportunities for written activities and homework and help students consolidate learning

• Practical activities throughout to engage students and to bring science to life

• Check your understanding sections allow teachers and students to check progress with quick questions

Integrated Science 2 for the Caribbean Workbook

Gene Samuel

• Key terms highlighted and explained on the pages where they are used

• Fun facts boxes provide extra facts and information to help broaden students’ understanding

• Developed and written specifically for the Caribbean • Clear and accessible explanations of each topic

Integrated Science

Integrated Science 3 for the Caribbean Workbook

• Check your understanding sections allow teachers and students to check progress with quick questions

Collins Integrated Science for the Caribbean is a brand-new activity-led course set in contexts relevant to the Caribbean and suitable for lower secondary students everywhere. It has been specially developed to help students develop the skills they need for success in science. The course provides student’s books and accompanying workbooks for forms 1, 2 and 3 and will ensure all students gain a strong foundation in science ready for their studies at CSEC® level.

Integrated Science 3 for the Caribbean Gene Samuel & Derek McMonagle

1

• Practical activities throughout to engage students and to bring science to life

Integrated Science 2 for the Caribbean

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978-0-00-826307-2

21/5/17 10:38 pm

www.collins.co.uk/caribbeanschools ISBN 978-0-00-826307-2

9 780008 263072

Integrated Science 3 Workbook.indd 1

Gene Samuel

Workbook

up da te d

Student Book.indd 1

for the Caribbean

Integrated Science

Gene Samuel

ollins.co.uk/caribbeanschools

ISBN 978-0-00-811595-1

9 780008 115951

• Developed and written specifically for the Caribbean • Clear and accessible explanations of each topic

Gene Samuel

ccompanying workbooks for each level provide opportunities for written activities nd homework and help students consolidate learning

Collins Integrated Science for the Caribbean is a brand-new activity-led course set in contexts relevant to the Caribbean and suitable for lower secondary students everywhere. It has been specially developed to help students develop the skills they need for success in science. The course provides student’s books and accompanying workbooks for forms 1, 2 and 3 and will ensure all students gain a strong foundation in science ready for their studies at CSEC® level.

Integrated Science 2 for the Caribbean Workbook

ey terms highlighted and explained on the pages where they are used

nd-of-unit questions to check that students have understood the ideas in the unit

Integrated Science 1 for the Caribbean Workbook

Integrated Science 2 for the Caribbean Gene Samuel & Derek McMonagle

heck your understanding sections allow teachers and students to check progress ith quick questions

un facts boxes provide extra facts and information to help broaden students’ understanding

Integrated Science

Integrated Science 1 for the Caribbean Workbook

eveloped and written specifically for the Caribbean and with full coverage of the inidad and Tobago syllabus

lear and accessible explanations of each topic

ractical activities throughout to engage students and to bring science to life

Integrated Science 1 for the Caribbean Gene Samuel & Derek McMonagle

egrated Science 1 for the Caribbean

Integrated Science for the Caribbean is a brand-new activity-led course set in contexts relevant to ibbean and suitable for lower secondary students everywhere. It has been specially developed to dents develop the skills they need for success in science. The course provides student’s books and panying workbooks for forms 1, 2 and 3 and will ensure all students gain a strong foundation in ready for their studies at CSEC® level.

3/7/17 9:09 pm

Contents Unit 1

Human body systems: the excretory system ........................................... 4

Unit 2

Human body systems: the reproductive system ..................................... 7

Unit 3

Communicable diseases of the reproductive system .............................11

Unit 4

Environmental impact of human activities ............................................15

Unit 5

Electricity ................................................................................................ 38

Unit 6

Magnetism .............................................................................................. 46

Unit 7

Light .........................................................................................................51

Unit 8

Chemical bonding .................................................................................. 69

Unit 9

Acids and alkalis ......................................................................................81

Integrated Science Workbook 3_FM.indd iii

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6 1

Magnetism

Why is a lodestone called a magnet?

[1]

For questions 2–6, circle the correct answer.

2

Magnet X can hold two steel nails while Magnet Y can hold four. All six nails are identical.

Which is the stronger magnet?

3

4

5

a) Magnet X

b) Magnet Y

c) They are equally strong

d) More information is needed

Which of these pairs of metals are both attracted by a magnet? a) Iron and steel

b) Gold and silver

c) Copper and lead

d) Aluminium and zinc

A magnet that never loses its magnetism is: a) lifelong

b) energising

c) permanent

d) temporary.

When magnets repel each other, they: a) lose their magnetism b) move towards each other c) move away from each other d) swing around.

6

How will these two magnets react when they are brought closer to each other?

N

S

N

S

a) Attract each other

b) Repel each other

c) No reaction

d) Swing around [5]

46

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7

The diagram below shows the magnetic field of a single magnet.

N

S

Draw the magnetic fields for the following pairs of magnets. a)

N

S

N

S

N

S

S

N

b)

47

Integrated Science Workbook 3_U06.indd 47

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6 8

Magnetism (cont.)

Use the clues below to help find the words in this wordsearch.

E L D E E N U L T K

A C K H L V E E N C

T O C T O M M P E J

T M T U D B A E N N

R P N O E S G R A O

A A E S S E N D M R

C S K I T L E L R T

T S A R O O T E E H

O I E O N P I I P E

U I W N E Y C F I Z and

a) The poles of a bar magnet are

.

b) When iron filings are attracted by a magnet they form a pattern. .

c) The force of a magnet is strongest at the each other and unlike poles

d) Like poles e) Big distances

each other.

the effect of a magnet.

f) A naturally occurring magnet is a

.

g) Magnets will pick up objects made of

.

h) A magnetised needle that rotates to show direction is called a always points north.

i) A compass j)

.

magnets never lose their power.

[13]

48

Integrated Science Workbook 3_U06.indd 48

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9

This diagram shows Oersted’s experiment with a compass and part of an electrical circuit. switch

compass

battery

When the circuit is closed, what will happen to the compass needle?

[1] 10

What is an electromagnet?

[1]

For questions 11–16, circle the correct answer.

11

12

13

As the current in the wire increases, the strength of the magnetic field: a) increases

b) remains unchanged

c) stops the field

d) decreases.

A relay is used to: a) ring an electric bell

b) spin a fan

c) start a car ignition

d) heat an iron.

The feature that makes an electromagnet useful in a scrapyard is that: a) it can be turned off and on b) it cannot be turned off and on c) it is weaker than a permanent magnet d) it is stronger than a permanent magnet.

49

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7

Light

1

Light

1

Light travels in straight lines called rays. In the space below, draw a ray of light.

[1] 2

A bundle of rays may travel as beams in three different arrangements as shown below. Identify each bundle.

BEAM

TYPE

a)

b)

c)

[3]

51

Integrated Science Workbook 3_U07.indd 51

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7 3

Light (cont.)

What type of materials are: a) luminous?

[1]

b) non-luminous?

[1] 4

Indicate whether each object below is luminous or non-luminous. a)

b)

c)

d)

e)

f)

[6]

52

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5

Each of the objects in question 4 emits either hot light or cold light. Write the letter of each object in the correct category below. i) hot light ii) cold light

6

[2]

In the table below, give the state of each object and say whether it is transparent (TP), translucent (TL) or opaque (O).

OBJECT

STATE

TP / TL / O

a)

b)

c)

d)

e)

f)

[6]

53

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7 7

Light (cont.)

What happens to light rays when they fall on the following types of objects? a) Transparent objects

b) Translucent objects

c) Opaque objects

[3] 8

The diagram shows an activity involving a cylinder and a lamb.

Various features of the activity have been labelled with a letter.

Write the name of each feature identified by a letter.

F A E B

C D

A B C D E F [6]

54

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