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a collection of all the practicals required for c++
COMPUTER SCIENCE NOTES
its my project of class 12 on atm machine which use concept of data file handling
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natural
natural
sciences 2
PRIMARY
1
1
2
2
3
3
PRIMARY
sciences Our bodies and health
Class Book
Think Do Learn Natural Sciences is a new series aimed at teaching content in English with a hands-on approach.This new methodology activates critical thinking skills and helps children understand and learn in a more stimulating way. Level 2 includes extensive audio activities and songs, a story book, and a complete digital resource pack for both student and teacher. The course is completely modular, allowing for a variety of teaching situations.
9 788467 392029
TDL_natural_sciences_2_M_cover.indd 2-3
2
02/03/15 12:20
Table of contents Natural Sciences 2 MODULE 1: Our bodies and health Unit 1
2
Contents Nutrition and reproduction
Interaction
Page
Our digestive system and food
6
Our respiratory and circulatory systems
8
Our excretory system
10
Our reproductive system
12
Let’s work together!
14
Experiment time!
15
Let’s revise!
16
Our bones and muscles
20
Our locomotor system
22
Our senses
24
Our nervous system
26
Let’s work together!
28
Experiment time!
29
Let’s revise!
30
My dictionary
31
My Big Project – My amazing body
33
1NS2-M1_portadilla-contents.indd 3
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1
UNIT
Nutrition and reproduction
1.
2
Listen and point to the character.
2.
3
Listen and circle things humans do.
3. Colour the circle. nutrition
4
interaction
reproduction
Our bodies and health
4. Match.
nutrition
interaction
reproduction
5.
4
Listen and say the chant.
6. Write ‘nutrition’, ‘interaction’, or ‘reproduction’. We eat and drink: We have babies: We move: Humans have three life processes: nutrition, interaction and reproduction.
t’s a h ? W his t five
5
Our digestive system and food Our digestive system has different parts.
1.
5
Listen and match. esophagus
intestine
mouth
stomach
2. Complete the systems crossword.
3. Write the organ.
6
Our bodies and health
4.
6
Listen and number the food groups.
5. Stick the food groups on the pyramid. Then write. fish, meat and eggs
6.
7
bread, cereals and pasta
fruit and vegetables
fats, oils and sweets
milk and dairy
Listen to the story. Every day different food moves through our digestive system. This is part of nutrition.
t’s a h ? W his t 7
Our respiratory and circulatory systems Our bodies need oxygen to work.
1.
8
Listen, write and colour. lungs
nose
windpipe
2. Tick the correct picture. Then complete the sentence.
I breathe through my
3.
.
Breathe and touch your chest! What happens?
8
Our bodies and health
4.
9
Listen and write. heart
blood vessels
5. Circle the organ in your circulatory system.
6.
10
Listen to the song.
7. Complete with ‘blood vessels’ or ‘heart’. Then read. The _________________ pumps the blood. The _________________ carry the blood to all parts of the body.
Our respiratory and circulatory systems move oxygen through our bodies. This is part of nutrition.
9
Our excretory system Our excretory system has different parts.
1.
11
Listen and match.
kidneys
bladder
ureters
urethra
2. Write the organ.
3. Write T (true) or F (false). The ureters clean the blood. The kidneys are long tubes. The bladder is like a bag. The urethra is a short tube.
10
Our bodies and health
4. Stick in order.
5. Match and make sentences. The kidneys …
the urethra.
Urine goes down the ureters …
clean the blood.
Finally, urine goes down …
into the bladder.
6. Write the sentences from activity 5 in order. 1 2 3 Our excretory system helps us eliminate waste products. This is part of nutrition.
11
Our reproductive system Our reproductive system allows us to have babies.
1. Circle the correct words. Humans are reptiles / mammals. They are viviparous / oviparous. They are born from eggs / live and they drink their mothers’ milk.
2. Write. adult
baby
elderly
child
3. Put the stickers in the correct box. Human life cycle
2. birth 3. growth
1. gestation 4. adulthood
12
Our bodies and health
4. Look and write. uterus
fetus
umbilical cord
5. Number and complete the sentence.
The fetus spends _____ months inside its mother’s uterus.
6. Circle the organs from each system. digestive system respiratory system circulatory system excretory system reproductive system The fetus grows inside the uterus.
13
Let’s work together! Rainbow digestion! We need: body template plasticine pencils
1. Work in groups of four.
2. Label the picture.
3. Make organs out of plasticine.
4. Stick the organs in the
5. Explain your digestive system
correct place.
14
to the class.
Experiment time! Our working kidneys!
1. Fill the neck of the bottles with
You need: 2 half litre wa ter bottles coffee filters plasticine cardboard funnel and co ntainer fl exible straw s food colourin g
plasticine.
2. Put the straw in the plasticine
3. Put 12-16 coffee filters into
4. Attach the bottles and the
5. Put food colouring in water and
hole.
funnel to the cardboard.
each bottle.
pour into the bottles.
15
Let’s revise! 1. Write ‘nutrition’, ‘interaction’ or ‘reproduction’.
In the food pyramid there are five food groups: bread and _____________, fruit and _____________, milk and __________, fish and __________ and fats and ___________.
16
4. Complete and read the text. respiratory interaction excretory circulatory reproductive digestive
We have different systems. Humans have three life processes: nutrition, _____________ and reproduction. Our ____________ system allows us to get nutrients from food. Our ____________ system allows us to get oxygen from the air. Our ____________ system sends blood from the heart to all parts of our bodies. Our ____________ system helps us get rid of waste products. Our ____________ system allows us to have babies.
M Y P R O G R E S S . Colour the faces. I know how our digestive system works. I know how our respiratory system works. I know how our circulatory system works. I know how our excretory system works. I know how our reproductive system works.
