Question

Which of the following is NOT a skill scientists use to learn about the world?

Answer 1

Answer:

Option D

Explanation:

Options for the question are -

a.

Predicting

c.

Inferring

b.

Observing

d.

Scientists use all of the above skills

Solution -

Any scientific research or experiment comprises of following five major steps and all these steps include the skills mentioned in the options. These steps are –  

a) Observation – A researcher observes his/her surrounding and the activities going around him/her.  

b) Questioning – He/she then has doubts on several parameters such as how something is happening, what are the scientific rules governing it etc.  

c) Proposing a hypothesis – Based on the question, a researcher proposes or predicts a cause of the event and hence develops a hypothesis.  

d) Testing the hypothesis – A researcher test whether his/her predictions are up to the mark or not

e) Based on the test result, he/she infer the possible cause of event or any happening in his/her surrounding.  

Hence, option D is correct

Answer 2

D. Scientists use all of the above skills.