Scientific Research

After stating a problem and reviewing literature, the next step in the Scientific Method is:

• Publication

• Data collection

• Experimentation

• Formulating a hypothesis

What is the result of research?

• Nobel prizes

• Scientific knowledge

• Pseudoscience

Leonardo is making an experiment, but he forgot to calibrate the instruments he used. What does this mean?

• His results will not be reliable or valid.

• His experiment is not objective.

• He'll have to adjust the results.

• It doesn't make a difference.

Melvin got some unfavorable results from his experiment and decided to light them up in fire, keeping only the favorable ones. What has he committed?

• Scientific fraud.

• An objective investigation.

• Nothing.

When doing an experiment, the factor that changes, is manipulated, or is altered is called:

• independent variable

• dependent variable

• control variable

The factor that does not change and remains constant in an experiment is the:

• independent variable

• dependent variable

• control variable

What does the term "significance" mean in regards to scientific research?

• how consistently an experiment achieves the same results

• whether a study achieved what the researchers intended it to

• probability that a difference happened by sampling error or chance

• acceptance in the scientific community

How many steps does the Scientific Method have?

• 3

• 5

• 7

• 9

For its research to be used, a study must be which of the following?

• reliable

• valid

• reliable and valid

• neither reliable nor valid

Tags

NGSS.HS-PS4-4

In research, which group is given a treatment the researcher intends to study?

• control

• peer

• vehicle

• treatment