guessing what will happen based on what we observed or learned

Science Process Skills and Properties of Materials

Science

This collection of worksheets covers fundamental science process skills such as observing, predicting, and measuring, as well as exploring the properties of materials including their physical and chemical changes, methods of separation, and the impact of science inventions.

science process skills material properties scientific inquiry

43 Questions Easy Ages 7+ Sep 6, 2026

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About this Study Set

This study set covers Science through 43 practice questions. This collection of worksheets covers fundamental science process skills such as observing, predicting, and measuring, as well as exploring the properties of materials including their physical and chemical changes, methods of separation, and the impact of science inventions. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

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Browse all 43 questions from the Science Process Skills and Properties of Materials study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 Which sense is used when you feel how soft a pillow is?

A sight
B hearing
C touch
D smell

2 Why are correct observations important?

A They help us make stories.
B They help us make good decisions and solve problems.
C They make our work harder.
D They are not important.

3 After observing that plants need water to grow, what is the best prediction?

A Plants will grow taller if we water them.
B Plants will grow without water.
C Plants will change color if we sing to them.
D Plants will not need sunlight.

4 Which tool is best used to measure the length of a pencil?

A thermometer
B ruler
C balance scale
D stopwatch

5 Why is measuring a science process skill important?

A It makes our observations more accurate.
B It helps us finish early.
C It is only used in math class.
D It is not needed in science.

6 What does observing mean?

A guessing what will happen
B watching, listening, or using the senses to collect information
C measuring with a tool
D doing an experiment

7 You see ice cubes getting smaller until they disappear. What pattern do you observe?

A The ice cubes grow bigger.
B The ice cubes change from solid to liquid.
C The ice cubes stay the same.
D The ice cubes turn into powder.

8 What is predicting?

A measuring the size of an object
B guessing what will happen based on what we observed or learned
C drawing a picture
D recording the results

9 Which unit is most appropriate to measure the height of a door?

A millimeters (mm)
B centimeters (cm)
C meters (m)
D kilometers (km)

10 Which shows the correct order of science process skills when doing a simple activity?

A Predicting - Observing - Measuring
B Measuring - Predicting - Observing
C Observing - Predicting - Measuring
D Measuring - Observing - Predicting

11 What happens to clay when it is pressed?

A It melts.
B It changes shape.
C It breaks.
D It disappears.

12 What happens to paper when you fold it?

A It changes shape.
B It becomes wet.
C It turns into powder.
D It breaks into pieces.

13 Why do we bend metal wires?

A To break them
B To change their shape for a use
C To melt them
D To make them wet

14 Which action is done when you bend a metal spoon?

A Cutting
B Bending
C Hammering
D Joining

15 Which action is used to join two pieces of wood?

A Cutting
B Pressing
C Folding
D Joining

16 Which of the following is a product made by cutting paper?

A Paper fan
B Paper bag
C Paper plate
D Wire hanger

17 What happens to a can when it is hammered flat?

A It becomes round.
B It changes shape.
C It becomes bigger.
D It turns into liquid.

18 Which action is shown in the picture?

A Cutting
B Bending
C Folding
D Pressing

19 Which technique is used to pour off clear liquid from a container, leaving the solid at the bottom?

A Decantation
B Sieving
C Winnowing
D Filtering

20 Which method is shown in the picture?

A Scooping
B Sieving
C Evaporation
D Picking

21 Which technique is used to pick out unwanted materials from a mixture by hand or using tweezers?

A Decantation
B Winnowing
C Filtering
D Picking

22 Which technique uses a scoop or spoon to separate larger solid particles from smaller ones?

A Scooping
B Sieving
C Decantation
D Picking

23 Which method is used to obtain a solid from a liquid by heating the liquid until it turns to vapor and leaves the solid behind?

A Evaporation
B Winnowing
C Filtering
D Decantation

24 Which technique uses a filter paper or cloth to separate insoluble solid from liquid?

A Filtering
B Sieving
C Evaporation
D Decantation

25 Which tool is used in sieving to separate smaller particles from larger ones?

A Strainer
B Spoon
C Magnet
D Fan

26 Which technique uses a magnet to separate magnetic materials from non-magnetic materials?

A Using magnets
B Sieving
C Filtering
D Winnowing

27 Which of the following is an example of a mixture that can be separated by winnowing?

A Sand and salt
B Rice and husk
C Salt and sugar
D Water and oil

28 Which sequence shows the correct steps in decantation?

A Mix - Pour - Heat- Filter
B Pour - Let it settle- Separate
C Pour - Evaporate
D Sieve - Filter

29 Which technique is best used to separate flour from lumps or small stones in flour?

A Sieving
B Using magnets
C Decantation
D Filtering

30 Which mixture can be separated by using a magnet?

A Iron filings and sand
B Salt and sugar
C Rice and beans
D Water and oil

31 Which technique is used to separate muddy water?

A Winnowing
B Decantation
C Sieving
D Filtering

32 Which method is used to separate salt from salt water?

A Evaporation
B Sieving
C Filtering
D Picking

33 Which of the following is NOT a technique for separating mixtures?

A Dissolving
B Winnowing
C Filtering
D Sieving

34 Which technique is used to separate bran from rice?

A Winnowing
B Filtering
C Evaporation
D Scooping

35 Which condition is necessary for decantation to be effective?

A The solid must be heavier and settle at the bottom.
B The mixture must be heated.
C The liquid must be colored.
D The mixture must be stirred well.

36 Which tool is used for filtering?

A Filter paper
B Magnet
C Strainer
D Fan

37 Which technique would you use to separate pebbles from sand?

A Sieving
B Winnowing
C Evaporation
D Filtering

38 Which statement is TRUE about the techniques in separating mixtures?

A They change the chemical composition of the substances
B They help separate components based on physical properties.
C They are used only in laboratories.
D They cannot be used in everyday life.

39 What is the problem?

A What materials do you need?
B What do you need to do?
C What have you found out/learned?
D What is the problem?

40 Which step comes first in a simple science investigation?

A What materials do you need?
B What is the problem?
C What do you need to do?
D What have you found out/learned?

41 What does the question "What materials do you need?" help you do?

A Write the results
B Make a conclusion
C Do the experiment
D Make a list of the things you will use

42 Which of the following is an example of a problem or question for an investigation?

A How many cups do I need?
B What is the color of my pencil?
C Why do plants need sunlight to grow?
D Where can I buy a plant?

43 In which step do you follow the plan or procedure?

A What is the problem?
B What materials do you need?
C What do you need to do?
D What have you found out/learned?

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