Post Test

Alice wants to find out how clouds are formed. What attitude has she displayed?

• Curiosity

• Integrity

• Perseverance

• Responsibility

Which of the following is an example of creative problem solving?

• Making accurate measurements of an object.

• Placing potted plants directly under the sun.

• Changing biodegradable wastes into fertilizers.

• Classifying animals with gills as fish.

“Though scientific inquiry is an effective way of learning science, I do believe there exists other ways of learning science that are just as effective” –Mun, a scientist. Which of the following attitudes of Mun is reflected in the statement above?

• Curiosity

• Creativity

• Open-mindedness

• Responsibility

After using a Bunsen flame to heat a test-tube filled one-third with water, the underside of the test-tube turned black. What should be done to prevent the underside of the test-tube from turning black?

• Heat the test-tube of water with a non-luminous flame.

• Increase the amount of gas supplied to the Bunsen burner.

• Heat the test-tube with a smaller luminous flame.

• Fill the test-tube with more water before heating it.

Which of the following is a laboratory safety rule?

• Drink water only from the tap in the laboratory.

• Open all the windows and doors.

• Pour unused chemicals back into its container.

• Do not washed used apparatus.

Science can be used to _______________.

• prevent natural disasters

• solve all our emotional problems

• predict the future accurately

• discover cures for disease like bird flu

Why should you not pour unused chemicals back into their containers?

• It may contaminate the chemicals in the containers.

• It will increase the volume of the chemicals in the containers.

• It will dilute the chemicals in the containers.

• It will increase the concentration of the chemicals in the containers.

Which of the following is not a general safety rule?

• Remove an apparatus or a chemical from the laboratory.

• Taste chemicals only when instructed by the teacher.

• Return all apparatus to the proper storage area after cleaning.

• Enter the laboratory after obtaining your teacher's permission.

Which of the following is not a desirable attitude of a scientist?

• Complacency

• Skepticism

• Innovativeness

• Objectivity

After a theory has been tested many times and still found to be true, the theory becomes a ______________.

• scientific fact

• law of science

• hypothesis

• conclusion