Scientific Method and Measurement Review

What is a measurement standard?

• The exact quantity people agree to use for comparison.

• Is measured by a king's hand or foot.

• Comparing two objects

• The standard used for the Ohio AIR Test

What does the prefix “kilo” mean?

• 1,000,000

• 100

• 1000

• 10

What is the SI unite used to measure time?

• minutes

• hours

• dollops

• seconds

What is the main benefit to using the SI (metric) system of measurement instead of the English system of measurement?

• It goes by 12s, like the English System

• It is based of miles per hour.

• It is based off of multiples of 10.

• Things are measured in gallons in metric.

What is the process of gathering information by using your senses called?

• observation

• inference

• hypothesis

• theory

Tags

NGSS.MS-LS1-8

5. What is the first step you should do when creating an experiment?

• form a conclusion

• run an experiment

• test the variables

• state the problem

What is a theory?

• An educated, untested guess.

• Exactly like a law.

• An explanation to believed to be always true and unchanging.

• An explanation of an event based on repeated observations and experiments.

5. What part of an experiment is not tested on, and used as a comparison to the experimental group to see if an experiment had any effect?

• control group or control

• experimental group

• hypothesis

• conclusion

What is a factor, or variable, that changes because the scientist manipulated the independent variable?

• independent variable

• dependent variable

• controlled variable

• missing variable

What is a factor that does not change during an experiment called?

• variable

• constant

• hypothesis

• experiment