Science 4th, UNIT 3
Nov-13
SCIENCE, 4th grade UNIT 3
DIET and FOOD
Teacher: J. CĂŠsar Brazo
El Tomillar, J.C. Brazo
Science 4th, UNIT 3
What's HEALTH? When our bodies WORK WELL
We are HEALTHY
El Tomillar, J.C. Brazo
Nov-13
Science 4th, UNIT 3
Nov-13
We eat different types of FOODS
"complex substances that our body can't absorb directly"
- Fruit & vegetables - Meat and fish - Cereals and rice - Pulses - Oils and fats - Sweets...
Nutrition process changes foods into...
different types of NUTRIENTS have different EFFECTS ON OUR BODY
El Tomillar, J.C. Brazo
"simple substances that our body can absorb and help us to grow and develop vital functions"
- Vitamins & minerals - Carbohydrates - Proteins - Lipids
- Give us energy - Build our tissues, etc. - Control that our vital functions and systems work properly
Science 4th, UNIT 3
Nov-13
FOODS & NUTRIENTS Different types of foods contain different types of nutrients
FRUIT & VEGETABLES
PULSES
MEAT
FISH
EGGS
(Proteins and vitamins)
(Vitamins & Minerals and carbohydrates)
CEREALS,
DAIRY
RICE...
PRODUCTS
(Carbohydrates)
El Tomillar, J.C. Brazo
(Proteins, vitamins and minerals)
OILS & FATS (Lipids)
FAST FOOD (LOTS OF lipids)
SWEETS & CANDIES
(LOTS OF sugar)
Eat very little!
Science 4th, UNIT 3
Nov-13
DIFFERENT FOODS PROVIDE US WITH DIFFERENT TYPES OF NUTRIENTS DIFFERENT NUTRIENTS HELP US IN DIFFERENT WAYS PROTEINS
CARBOHYDRATES
- They build our muscles
- Give us energy
- Transport substances in the blood - Help our body's defences
FATS - Give us energy - Protect our organs from cold
El Tomillar, J.C. Brazo
VITAMINS & MINERALS - Important for our nervous system - Help our muscles contract
Science 4th, UNIT 3
Nov-13
habits BALANCED DIET
eat a variety of food
REST
after eating, it helps your digestion
DRINK LOTS OF WATER
El Tomillar, J.C. Brazo
BREAKFAST
the most important meal of the day
Science 4th, UNIT 3
Nov-13
A BLANCED DIET means eating a veriety of food Your body needs different amounts of each type of food ENOUGH
LOTS OF
CEREALS, RICE, POTATOES AND PASTA
FRUIT AND VEGETABLES
2 LITRES a day
SOME MILK
SOME LEGUMES, MEAT, FISH AND EGGS
El Tomillar, J.C. Brazo
FEW PRODUCTS RICH IN SUGGAR AND FATS
AND DIARY FOODS
Science 4th, UNIT 3
Nov-13
THE FOOD PYRAMID a useful way to plan our meals
servings per day
2 or 3 portions
3 or 5 portions
VERY LITTLE
2 or 3 portions
4 or 5 pieces
6 to 11 portions
El Tomillar, J.C. Brazo
Science 4th, UNIT 3
Nov-13
MEDITERRANEAN DIET It is the type of diet that consists of: lots of vegetables and fruit, a correct amount of cereals, not too much meat, fish or eggs, and some olive oil. This diet is considered by doctors as the best for our health, because it prevents us from some serious illnesses
El Tomillar, J.C. Brazo
Science 4th, UNIT 3
Nov-13
What is "FIBRE"? FIBRE is a substance that we can find mainly in vegetable foods, like: - Fruits and vegetables, - Legumes and - Cereals and bread (but FIBRE is not a type of nutrient)
What does FIBRE do?
WC
It has got different effects on our body, but mainly, it prevents us from CONSTIPATION
El Tomillar, J.C. Brazo
Science 4th, UNIT 3
Nov-13
What is "CALCIUM"? CALCIUM is a substance that we can find mainly in milk and milk products (but CALCIUM is not a type of nutrient )
What does CALCIUM do? It helps our bones and teeth to keep healthy and strong
El Tomillar, J.C. Brazo
Science 4th, UNIT 3
Nov-13
What are HEALTHY HABITS? Daily actions that KEEP OUR BODIES HEALTHY
Good hygiene
Like...
Healthy eating habits Exercise regularly and safely
Rest
El Tomillar, J.C. Brazo
Science 4th, UNIT 3
Nov-13
PLAYING SPORT IS GOOD FOR EVERYONE, but specially for children because... It makes our locomotor system stronger and improves our stamina and flexibility
It makes our heart stronger
We learn to play well with others
El Tomillar, J.C. Brazo
It makes our brain work faster We learn to follow rules
Science 4th, UNIT 3
Nov-13
To have fun, you must practise sport safety: 1.- WARM UP: Stretch your body before starting
2.- PROTECTIVE GEAR and SHOES Wear a helmet and pads on your elbows and knees. Use appropriate shoes
3.- MODERATION: Rest and drink when you need it
4.- COOL-DOWN: Stretch again and relax after exercising
El Tomillar, J.C. Brazo
Science 4th, UNIT 3
Nov-13
GOOD HYGIENE
WASH YOUR HANDS before you eat
BRUSH YOUR TEETH after you eat
HAVE A SHOWER specially after exercising
El Tomillar, J.C. Brazo
Science 4th, UNIT 3
Nov-13
Many illnesses are caused by VIRUSES and BACTERIA They are microscopic and non-living things
They are microscopic living things
Flu virus
Salmonella bacteria
They can be contagious. To prevent spreading germs... This is only MINE!!
Cover your mouth when you cough or sneeze
El Tomillar, J.C. Brazo
Do not share eating utensils
Open windows in rooms with lots of people
Science 4th, UNIT 3
Nov-13
SLEEP and REST When you sleep, your body and your brain recover energy You must sleep 9-10 hours a day. Do you...?
If you don't sleep enough, it may affect your growth, inmune system and daily tasks
El Tomillar, J.C. Brazo