Big Ideas 1 & 2 Vocabulary Review

What is observation?

• Information about the natural world gathered through the senses and/or scientific instruments.

• A method of calculating mathematical equations.

• A way to express emotions through art.

• A technique for cooking gourmet meals.

Make an inference about why there are puddles in the street.

• It rained recently.

• There was a water pipe leak.

• Someone washed their car.

• All of the above.

What is an example of a testable question?

• A question that can be answered through observation and experimentation

• A question that is based on personal opinion

• A question that cannot be answered

• A question that is too broad to be tested

What is an experiment?

• A scientific test that is carried out under controlled conditions to answer a scientific question.

• A random guess made without any evidence.

• A philosophical debate about the meaning of life.

• A casual observation made in everyday life.

Tags

NGSS.MS-PS2-2

An experiment differs from an investigation in that it:

• is a systematic inquiry to discover facts or principles.

• involves a controlled environment to test a hypothesis.

• is a casual observation of phenomena.

• is a theoretical analysis without practical application.

Tags

NGSS.MS-PS2-2

Identify a variable that you would keep the same when doing an experiment on plant growth.

• Type of plant

• Amount of sunlight

• Type of soil

• Amount of water

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Identify a test variable that you could change when testing plant growth.

• Amount of water

• Type of soil

• Light exposure

• All of the above

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Identify an example of an outcome variable when testing plant growth. The variable that is being measured to determine if there is a difference in the control group and the test group.

• Height of the plant

• Type of soil used

• Amount of sunlight received

• Watering schedule

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What are constants in an experiment?

• All of the things that are kept the same in an experiment for the control and test groups.

• The variable that is changed in an experiment.

• The outcome that is measured in an experiment.

• The hypothesis being tested in an experiment.

Tags

NGSS.MS-PS2-2

What is a control group in an experiment?

• The group in an experiment that serves as a comparison to the test group; untreated by the factor being tested.

• The group that receives the experimental treatment.

• The group that is always exposed to the independent variable.

• The group that is used to measure the effect of the dependent variable.

Tags

NGSS.MS-PS1-2