Free Printable QUIZ BEE

1.

1. What variable can be changed or manipulated?

a)

a. independent variable

b)

b. experimental variable

c)

c. dependent variable

d)

d. uncontrolled variable

2.

2. What is the process of obtaining information using your senses?

a)

a. inquiry

b)

b. conclusion

c)

c. observation

d)

d. scientific method

3.

3. What do you call an idea or explanation that you test through study and experimentation?

a)

a. question

b)

b. hypothesis

c)

c. conclusion

d)

d. observant

4.

4. What do you call the things in an experiment that must be the same to make it fair?

a)

a. controlled variables

b)

b. dependent variables

c)

c. independent variables

d)

d. uncontrolled variables

5.

5. A scientist is already contemplating whether the data of his experiments support his hypothesis. At this point the scientist is __________________.

a)

a. asking a question

b)

b. making observations

c)

c. formulating hypothesis

d)

d. drawing a conclusion

6.

6. Which refers to scientific procedure undertaken by scientists to test a hypothesis and make a discovery or demonstrate a known fact?

a)

a. theory

b)

b. inference

c)

c. conclusion

d)

d. experiment

7.

7. In a situation where you are asked to find a solution to the problem in your house. What do you call a series of logical steps that will help you in solving your problem?

a)

a. model method

b)

b. scientific theory

c)

c. scientific way

d)

d. scientific method

8.

8. Which of the following questions is best considered scientific?

a)

a. Who invented electricity?

b)

b. How long did dinosaurs live on Earth?

c)

c. How many koalas are there in Australia?

d)

d. Does the amount of salt in water affect the temperature at which it boils?

9.

9. Does an element be broken down, and if so, how?

a)

a. Yes, by chemical means

b)

b. Yes, by physical means

c)

c. No

d)

d. Maybe

10.

10. Which of the following is NOT an element?

a)

a. Be

b)

b. Mn

c)

c. Xe

d)

d. PW

11.

11. Which of the following ingredients is an element?

a)

a. calcium

b)

b. carbohydrate

c)

c. oil

d)

d. protein

12.

12. The following are constituent elements of monosodium glutamate(“vitsin”-AJINOMOTO), EXCEPT

a)

a. carbon

b)

b. hydrogen

c)

c. iron

d)

d. sodium

13.

13. Which of the following ingredients of a food product is a compound?

a)

a. calcium chloride

b)

b. calcium

c)

c. magnesium

d)

d. manganese

14.

14. Boron, carbon, nitrogen, and oxygen are examples of _______________.

a)

a. compounds

b)

b. elements

c)

c. ingredients

d)

d. nutrition facts

15.

15. Carbon dioxide, sodium chloride, sugar and salt are examples of ________________.

a)

a. compounds

b)

b. elements

c)

c. ingredients

d)

d. nutrition facts

16.

16. What are the two (2) classes of matter?

a)

a. atom and molecule

b)

b. element and compound

c)

c. substance and mixture

d)

d. plant and animal cells

17.

17. What process is used to separate salt from water in a seawater mixture?

a)

a. condensation

b)

b. distillation

c)

c. evaporation

d)

d. filtration

18.

18. Which of the following is a property of mixture?

a)

a. It has a definite composition.

b)

b. It consists of a single phase only

c)

c. It has a heterogeneous composition

d)

d. It can be chemically separated into its components

19.

19. Which is NOT a technique to separate components of a mixture?

a)

a. condensation

b)

b. distillation

c)

c. evaporation

d)

d. filtration

20.

20. Which of the following is a heterogeneous mixture?

a)

a. oil in water

b)

b. air

c)

c. stainless steel

d)

d. soft drink

21.

21. What substance is made by mixing two elements without being chemically combined?

a)

a. compound

b)

b. element

c)

c. mixture

d)

d. solution

22.

22. What is the best way to use in separating iron parts from a mixture?

a)

a. filter paper

b)

b. spoon

c)

c. water

d)

d. magnet

23.

23. Which of the following uses evaporation to separate the components of the given mixture?

a)

a. iron fillings and sand

b)

b. pebbles and water

c)

c. sand and gravel

d)

d. salt and water

24.

24. Which of the following materials will be used to separate a mixture of iron nails and sand?

a)

a. alcohol Lamp

b)

b. filter paper

c)

c. magnet

d)

d. spoon

25.

25. In a saltwater solution, what substance is considered the solvent?

a)

a. salt

b)

b. water

c)

c. both are solvents

d)

d. neither substance is a solvent

26.

26. What substance can dissolve other substance in a solution?

a)

a. solute

b)

b. mixture

c)

c. solvent

d)

d. both solute and solvent

27.

27. What is the substance called that is being dissolved in a solution?

a)

a. solute

b)

d. mixture

c)

c. solvent

d)

d. sana all

28.

28. Which of the following refers to the solution that contains as much solute as can dissolve at a given temperature?

a)

a. solubility

b)

b. dilute solution

c)

c. saturated solution

d)

d. unsaturated solution

29.

29. Which of the following refers to the solution that contains less solute than can dissolve at a given temperature?

a)

a. solubility

b)

b. dilute solution

c)

c. saturated solution

d)

d. unsaturated solution

30.

30. You are given a 40 mL solution in a beaker. You add solute to the beaker, and it dissolves completely. The solutions were_______

a)

a. saturated

b)

b. unsaturated

c)

c. concentrated

d)

d. supersaturated

31.

31. Something that can be dissolved in a solution is called______

a)

a. colloid

b)

b. soluble

c)

c. insoluble

d)

d. unsalable

32.

32. Substance dissolved in a solution is called____. "ang matunaw".

a)

a. solute

b)

b. solvent

c)

c. salute

d)

d. dilute

33.

33. When a solution is saturated? There is undissolved solute.

a)

a. Crystals form

b)

b. You need to stir it more

c)

c. No additional material will dissolve in it

d)

d. Two materials have combined to create a clear liquid

34.

34. To make a solute dissolve more quickly in a solvent, which would you do?

a)

a. Stir it-"kotawon"

b)

b. Do not stir the solution

c)

c. Let the solute settle down

d)

d. Nothing to do with the solute.

35.

35. Which refers to greater amount needed in dissolving mixtures? Ang mutunaw.

a)

a. solute

b)

b. solvent

c)

c. solution

d)

d. hydration

36.

36. What is the name of the pure substance H₂O?

a)

a. water

b)

b. sugar

c)

c. vinegar

d)

d. wine

37.

37. What is the result if two Hydrogen gas and Oxygen gas combine?

a)

a. vinegar

b)

b. water

c)

c. wine

d)

d. soft drinks

38.

38. The active ingredient in wines and other alcoholic beverages is ethanol. A 400mL sample of wine was found to contain 40mL of ethanol. What is the percentage by volume concentration of ethanol in the wine sample?

a)

a. 10%

b)

b. 11%

c)

c. 12%

d)

d. 13%

39.

39. Marites wants to separate the marbles in a jar full of water. Which of the following is the BEST way to separate the mixture?

a)

a. decantation

b)

b. evaporation

c)

c. distillation

d)

d. filtration

40.

40. Which of the following is the simplest form of substance? Example: Silver

a)

a. chemical formula

b)

b. compound

c)

c. element

d)

d. mixture

41.

41. What is the symbol of the element Carbon?

a)

a. C

b)

b. Hg

c)

c. K

d)

d. Co

42.

42. What is the name of the element with symbol Na?

a)

a. Calcium

b)

b. Nitrogen

c)

c. Sodium

d)

d. Iron

43.

43. A compound with a symbol NaCl is ________.

a)

a. sugar

b)

b. air

c)

c. salt

d)

d. soda

44.

44. Hydrogen belongs to group number ______

a)

a. 1

b)

b. 2

c)

c. 3

d)

d. 4

45.

45. What are the two components of solution?

a)

a. solute and soluble

b)

b. solvent and salute

c)

c. solute and solvent

d)

d. solute and soluble

46.

46. What are the two classifications of pure substance?

a)

a. elements and compounds

b)

b. homogeneous and solute

c)

c. solute and element

d)

d. element and dilute

47.

47. Which of the following is a compound?

a)

a. Iron

b)

b. Tungsten

c)

c. carbon dioxide

d)

d. Boron

48.

48. Symbol of the element Gold.

a)

a. Au

b)

b. G

c)

c. Go

d)

d. Ag

49.

49. Symbol of the element Mercury.

a)

a. M

b)

b. My

c)

c. Hg

d)

d. Me

50.

50. How many kinds of elements are in Sodium Chloride?

a)

a. 2

b)

b. 3

c)

c. 4

d)

d. 5

QUIZ BEE

Total questions: 50

Worksheet time: 17mins

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