Our Sense Organs Ears

Transcription

1 Our Sense Organs Ears Name: Class: Date: Ears enable people to hear things and to keep balance. This boy can hear with his ear. This boy s ears help him to balance. The ear has three parts: 1. The Outer Ear - Receives the sounds. - The ear canal is the passage which the sound travels through into the middle ear. 2. The Middle Ear - The eardrum vibrates or shakes the sound and sends the signal to the inner ear. 3. The Inner ear - The vibrations go into the cochlea..the cochlea is snail shaped and filled with liquid..the inside walls of the cochlea are covered with little hairs called receptors. - When the liquid in the cochlea vibrates it touches receptors which send the sound to the brain through the auditory nerve. auditory nerve Sound goes in here. ear drum cochlea ear canal. outer ear middle ear inner ear Grade 3 Test Science Worksheet 2

2 Our Sense Organs Ears Name: Class: Date: 1. Ears help people to do two things. What are they? 2. Label this picture of the ear. Sound goes in here.

3 Our Sense Organs Eyes Name: Class: Date: People use their eyes to see and to show their feelings. People see with their eyes. If you look at someone s eyes you can see how they feel. This boy s eyes look sad. This man s eyes look happy! The eye has four parts: eyebrow 1. The eyebrow is the hair above your eye. It stops sweat and dust from your head going into your eyes. eyelid 2. The eyelids can close to protect your eyes. eyelash 3. The eyelashes are the hairs on your eyelid. They stop dust from going into your eyes. iris This is an eyeball. pupil 4. The eyeball is the circle part of the eye. i) Most of the eyeball is white. ii) The coloured part is the iris. iii) The black part in the middle is the pupil. The pupil is like a camera lens. It lets light into the eye so people can see. Grade 3 Test Science Worksheet 1

4 Our Sense Organs Eyes Name: Class: Date: Read the information sheet to help you answer these questions! 1. Name two ways people use their eyes. People use their eyes to things. People use their eyes to and. 2. Complete these sentences. The is the hair your eye. It stops and from going into your eyes. The can close to your eyes. Answer these questions. What are the hairs on your eyelid called? What do they do? 4. Label the picture and answer the questions. What is the coloured part of the eyeball called?. What is the small black part of the eyeball called?. What does it do?.

5 Name: _ Class: Date: Name one major function of the organ system listed below and draw a simple diagram of it. 1. Skeletal System : 2. Muscular System :

6 Name: _ Class: Date: 3. Digestive System : 4. Respiratory System :

7 Name: _ Class: Date: 5. Circulatory System : 6. Nervous System :

8 Name: _ Class: Date: 7. Urinary System : **Try and remember what you learned from the PowerPoint today** Grade 3 Test Science Worksheet 4

9 The Food Pyramid Name: Date: Class: Complete the food pyramid with one food that you like in each of the sections. Label the different food groups. Grade 3 Test Science Worksheet 5

10 Caring for Our Teeth Name: Date: Class: Write down two foods in each tooth that will make the tooth happy and three foods that will make the tooth sad. Complete the sentences. We should go to the dentist every months. We should our teeth every day. We should eat and to keep our teeth strong and healthy. We should our teeth three times a day. We should change our toothbrush every months.

11 Grade 3 Test Science Worksheet 6

12 Worksheet - Dangers in my home Name: Class: Date:

13 Worksheet - Dangers in my home

14

15 Our Sense Organs Skin Name: Class: Date: Skin is the body s cover which helps people to feel things and keep warm. Skin is important because it protects the body s internal organs. Skin has two parts: 1. The thin outer layer. 2. The thick inner layer. Three important things in skin are blood vessels, sweat ducts and body hair. COVER THE INFORMATION ABOVE AND TRY AND ANSWER THE QUESTIONS Read the information sheet to help you answer these questions! 1. Write the answers to these questions. Skin is the body s cover. What does it help people to do? Skin helps people to and.. Why is skin important?. Grade 3 Test Science Worksheet 3

16 Our Sense Organs Skin Name: Class: Date: 2. Look at the diagram below. Use the words in the box to fill in the spaces. sweat duct thick inner layer body hair blood vessels thin outer layer 3. Use the words in the box to fill in these spaces. outer body vessels thick sweat Skin has two parts. The thin layer and the inner layer. Three important things in skin are blood, ducts and hair.

17 Name: Class: Number: Weather and Climate 1. What is weather? Weather is the daily conditions of a particular place. For example: It was raining today at school. Yesterday it was sunny at home. a. Can you write a sentence to describe the weather today?. b. Can you write a sentence to describe the weather yesterday?. 2. What is climate? Climate is something quite different to weather. The climate is the usual, average weather conditions at a particular place over a long period of time (for example: more than 30 years) Deserts have a hot and dry climate while the Antarctic has a very cold and dry climate.

18 a. Can you describe the climate of Thailand?. b. Draw a picture to show the climate in Thailand. Grade 3 Test Science Worksheet 7

19 Name: Class: Number: How Weather Affects Us 1. Draw a line from the weather with the clothes/ things you use in that weather. 2. Write a sentence to describe one positive (good) effect the wind can have on our lives?.

20 3. Write a sentence to describe one negative (bad) effect hot weather has on us?. 4. Fill in the gaps for a) and b) using the word box. a) When the temperature around us is low we must wear clothes to keep. b) We can use a or and to help us stay when the temperature around us is high. fan thicker warm cool air conditioner 5. Draw a picture to show one thing you can do to help slow down global warming.

21 Keeping Safe Directions: Write two facts about severe weather that you learned in today s lesson and draw a picture to illustrate it. One fact I learned about is. One fact I learned about is. Directions: Write two opinions about severe weather. Explain how you think or feel. I think that. I think that. Grade 3 Test Science Worksheet 8