Read and download free pdf of CBSE Class 3 Science Worksheet M. Download printable Science Class 3 Worksheets in pdf format, CBSE Class 3 Science All Chapters Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Science Class 3 Assignments and practice them daily to get better marks in tests and exams for Class 3. Free chapter wise worksheets with answers have been designed by Class 3 teachers as per latest examination pattern
All Chapters Science Worksheet for Class 3
Class 3 Science students should refer to the following printable worksheet in Pdf in Class 3. This test paper with questions and solutions for Class 3 Science will be very useful for tests and exams and help you to score better marks
Class 3 Science All Chapters Worksheet Pdf
Properties and changes of material
Objectives
- Students will be able to know magnetic and non-magnetic material.
- Students will able to list Know some types of magnet.
- Define the word mixture and solution.
- List different ways of separating mixtures
- Differentiate between reversible and irreversible changes.
Magnetic Materials
Magnets exert a force on other magnetic materials.
A magnet has a North pole (N) and a South pole (S).
A North and a south pole (opposite poles) attract each other.
The same poles (two North poles or two South poles) repel each other.
Magnet attracts some materials like Iron and Steel.
Other materials are not attracted by magnet like Aluminum, Brass, Copper and etc….
Types of magnet
- Bar Magnet – It is strong.
- Horseshoe Magnet – It is weak magnet.
- U –shop magnet
- Cylindrical magnet
Mixture- means two or more materials mixed up together
Solution- is a mixture of solute and solvent, when the solute dissolves in the solvant.
Separating mixture
There are different ways to separate mixtures.
- By sieving-Separating the big bits from the small bits.
- By filtering- Separating solid bits from liquid.
- By evaporation-Separatingsoluble solids from water.
Separating a mixture of salt, sand and water
There are three steps to separate salt, sand and water.
Step 1- Filter
Step 2- evaporate
Step 3- condense
Reversible and Irreversible changes
A reversible change is when a material changes back to how it was before.
An Irreversible change is when a material turns in to a completely new and different material. The new material cannot be changed back in to what it was before.
Summary questions for section seven
Choose the correct
1.Which one of the following is different from the other?
A.Iron B.Steel C. Aluminum
2.The same poles ___________ each other.
A.repel B.attract C. both
3.A north and south pole ___________ each other.
A .attract B. repel
4.Which of the following is reversible change?
- water turns in to snow
- wood and paper turn in to ash
- adding vinegar in to water
5.Which one of the following is irreversible change?
- Iron rust
- Melting iron
- Mixing rice and tomatoes
Fill in the blank space
- A magnet has __________ and ___________ poles.
- An __________________ is when a material turns in to a completely new and different materials.
- Dissolving a solute in water makes a _________________.
- Cooking an egg is an ___________________ change.
- ______________ exerts force on other magnetic materials.
- ______________ is a type of strong magnet.
- _____________ is a material changes back to how they were before.
Give short answer
- Write the three steps of separating salt, sand and water.
- ____________________
- ____________________
- _____________________
- Write two examples for solutions.
__________________________________________
___________________________________________
- Write the three ways of separating a mixture.
- ________________ 2. __________________________ 3. ___________________
- Write some examples of reversible change.
- _________________________________________
- _________________________________________
- _________________________________________
- Give some examples of things that can dissolve in water.
- _______________ 2. _____________________ 3. _________________
- Write two types of magnet.
___________________ ________________________
- Write some examples of material that are not attracted by a magnet.
- ______________________ 4. _________________________
- ______________________ 5. __________________________
- _______________________ 6. ___________________________
- Write some examples of irreversible changes.
- _________________________________
- _________________________________
- _________________________________
Define the following terms
1.What is sieving?
__________________________________________________________________
2. What is evaporation? __________________________________________________________________
3. What is filtering? __________________________________________________________________
4. What is reversible change? _________________________________________________________________
5. What is solution? ________________________________________________________________
6. What is irreversible change? ________________________________________________________________
Explain for the following question
- Assume you have a mixture of gravel and glitter. How would you separate them?
____________________________________________________________________
- What do you call a solid that does not dissolve in water?
____________________________________________________________________
- How can you separate salt from a solution of salt and water?
____________________________________________________________________
- What happens to sugar if you add it in to a cup of tea?
____________________________________________________________________
- Assume you evaporate some water by heating it, how can you turn it back in to a liquid?
____________________________________________________________________
1. What is air made up of ?
2. Why is soil important for living things?
1. We see the droplets of water outside the glass vessel containing ice cubes.
Water is very precious and it is very important to save . There are many ways to conserve water.
Q.1. Choose the correct options.
i) We can avoid accidents if are careful and follow it.
Answer: Safety rule
ii) Do not hit others with a ball, bat or anything which can cause ______
Answer: Injury
iii) An underground passage for crossing a road
Answer: subway
iv) We should not touch it with wet hand.
Answer: Switches
v) Do not leave your toys, ____ and ____ on the floor.
Answer: both of these
vi) Do not touch it when it is hot.
Answer: Pan
vii) ____ from kitchens and the bathroom must be covered.
Answer: Drains
viii) Mosquitoes breed in it
Answer: both of these
ix) IT should be always covered so that flies do not lay eggs in it.
Answer: Dustbin
x) It should be washed regularly
Answer: curtain
New Words ( copy New words twice in notebook)
1. Accident 2. Scissors 3. Injury 4. Bandage 5. Wound
6. footpath 7. Subway 8. First-aid 9. Mosquitoes 10. garbage
11. Zebra crossing 12. Drainage system
Define the following terms:
1. Wound: a cut on skin.
2. Subway: an underground passage for crossing a road.
3. First-Aid: the first help given to an injured person.
4. Drainage: pipes for carrying away dirty water.
Answers
1. One safety rule we must remember while walking on road is that we should always walk on footpath.
2. We should not leave toys, bags and shoes on floor because someone could trip over them.
3. We need home because it keeps us safe from the heat of sun, the cold the rain and the storm.
4. The two features of a good house are as follows:-
a. The room in a house should be airy and well lit.
b. A house should have a well-planned drainage system.
5. Mosquitoes breed in dirty water and uncovered drains.
Extra questions
Q.6 Why drains from the kitchen and bathroom should be covered?
Answer: Drains from the kitchen and bathroom should be covered because mosquitoes breed in uncovered drains.
Q.7 Why a house should have open space like a veranda or a courtyard?
Answer: A house should have open space like a veranda or a courtyard because it gives fresh air and Place to play in.
Q.8 When does a house become a home?
Answer: A house becomes a home when the people living in it love each other, clean the house and Make it a pleasant place to live in.
Please click on below link to download CBSE Class 3 Science Worksheet M
All Chapters CBSE Class 3 Science Worksheet
The above practice worksheet for All Chapters has been designed as per the current syllabus for Class 3 Science released by CBSE. Students studying in Class 3 can easily download in Pdf format and practice the questions and answers given in the above practice worksheet for Class 3 Science on a daily basis. All the latest practice worksheets with solutions have been developed for Science by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their examinations. Studiestoday is the best portal for Printable Worksheets for Class 3 Science students to get all the latest study material free of cost. Teachers of studiestoday have referred to the NCERT book for Class 3 Science to develop the Science Class 3 worksheet. After solving the questions given in the practice sheet which have been developed as per the latest course books also refer to the NCERT solutions for Class 3 Science designed by our teachers. After solving these you should also refer to Class 3 Science MCQ Test for the same chapter. We have also provided a lot of other Worksheets for Class 3 Science which you can use to further make yourself better in Science.
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