CARIBBEAN PRIMARY SCIENCE
Workbook 4
David and Penny Glover
David and Penny Glover
This course has been written
through
a close
This course
has
been written through a close collaboration
collaboration between experienced
teachers and
primary
between experienced
teachers
and primary science
science specialists.
specialists.
• Fortuna Anthony • Pamela
Hunte
• Nelson
Longsworth
• Fortuna
Anthony
• Pamela
Hunte • Nelson Longsworth
• Ryan Mongroo
• Eulie Mantock • Frank•Newton
Eulie Mantock
• Ryan Mongroo • Frank Newton
• Doltan Ramsubeik • Motielall
• Dwight
SteadfordSingh • Dwight Steadford
• DoltanSingh
Ramsubeik
• Moteilall
CONTENTS
Contents
Unit 1 Living things
Five senses
Touch
Skin and skin care
Taste
Using your nose
Animal senses
Sensitive plants
How do animals move?
Animals reproduce
Flower parts
Plants reproduce
Food and food chains
Living things change
Life in the sea
Pollution at sea
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4
5
6
7
8
9
10
11
12
13
14
15
16
17
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Unit 2 Machines
Simple machines
Levers
Pulleys
Screws Gears
Using machines
The body as a machine
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19
20
21
22
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Unit 3 Water and air
Investigating water
Mixing and dissolving
Water and life
The water cycle
Water sources
Water and disease Purifying water
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26
27
28
29
30
32
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The properties of air
What’s in the air?
Using gases from the air
Air and disease Air pollution
Cleaning the air
Global warming
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35
37
38
39
41
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Unit 4 M
aterials and our
environment
Investigating rocks
Testing rocks
Types of rock
Volcanoes
Minerals and their properties
Using minerals
Petroleum and natural gas
What is soil?
Investigating soil
How is soil made?
Caring for soil
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43
44
45
46
47
48
49
50
51
52
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Unit 5 Energy, matter and space
Energy forms and changes
Temperature and thermometers
Heating and cooling Three states of matter
Changing state
Materials
Choosing materials
The Solar System
Looking at the planets
Asteroids, comets and meteors
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57
58
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60
61
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UNIT 1 LIVING THINGS
Five senses
1. Choose the best words to fill in the gaps.
(a)Our eyes, ears, nose, tongue and skin are sense ___________.
(cells, organs, organisms)
(b)Sense signals travel along ___________ through the body.
(veins, muscles, nerves)
(c)The smell of food is a ___________ that your nose detects.
(stimulus, reaction, sense)
(d)When your mouth waters this is a ___________ to the sight and smell of good
food. (request, report, response)
2. This boy sees a cricket ball coming
towards him. His response is to move
his arm to make a catch. Show how a
signal travels from his eyes to his brain,
and then to his arm. Draw lines.
Label your diagram.
3. When a baby sees you smile, she responds by smiling too.
The baby’s response is stimulated by her sense of sight.
Name the senses that stimulate these responses:
(a) You pull your hand away from a hot plate. ___________
(b) Someone next door is cooking food. You feel hungry. ___________
(c) You put some lemon in your mouth and make a face. ___________
(d) You hear a car horn and look around. ___________
4. Complete this table. Name the sense stimulated by each event. Suggest what
your response might be.
Event
a bright flash of light
a loud bang
a tap on the shoulder
a burning smell
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Sense stimulated Possible response
UNIT 1 LIVING THINGS
Touch
1. Rearrange the letters to find six different touch sensations.
c h i t
e a h t
cdol
_ _ _ _
_ _ _ _
____
n p a i
k t i c l e
surepres
_ _ _ _
_ _ _ _ _ _
________
2. Use the words below to label the diagram.
free nerve end
nerve
touch sensor
sweat gland
pore
hairs
blood vessels
3. Describe the touch sensations created by:
(a) shaking hands with someone ____________________________________________
(b) an insect bite __________________________________________________________
(c) brushing your chin with a feather _________________________________________
(d) wearing a rough woollen shirt ____________________________________________
(e) holding ice ____________________________________________________________
4. Use the library or the internet to research the life of Louis Braille.
Tell Braille’s story to the class.
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UNIT 1 LIVING THINGS
Skin and skin care
1. Mark each of these statements as true () or false ().
(a) Germs breed on dirty skin. (
)
(b) Many illnesses are caused by washing. (
(c) Good hygiene starts with a daily bath or shower. (
(d) Your skin cannot be harmed by sunlight. (
)
)
)
2. Write the correct word, term or abbreviation on the line next to each description.
pore
skin cancer
SPF
elastic
(a)A measure of the strength of protection a sun cream provides against strong
sunlight. ___________
(b)A disease that may be triggered by too much exposure to strong sunlight.
___________ ___________.
(c) The property of skin that makes it spring back into shape. ___________
(d) A tiny hole through which perspiration escapes from the skin. ___________
3. Rearrange the letters to make words that describe the properties and functions
of skin.
e r g m – p r f o o
_ _ _ _ - _ _ _ _ _
c l i o o n g
_ _ _ _ _ _ _
t e c t p r o i o n
__________
ingsens
_______
ooprfwater
__________
4. Complete the sentences to list three things you must do to care for your skin.
(a) Wash regularly with _____________________________________________________
(b) Wear a hat and shirt in __________________________________________________
(c) Visit the doctor if _______________________________________________________
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