Scientific Method

A possible explanation to a problem or an educated guess that has not yet been tested.

• data

• theory

• hypothesis

• fact

This part of the experiment serves as a way to compare the normal condition with the one variable being tested.

• experimental group

• control group

• data

• variables

Tags

NGSS.MS-PS2-5

This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and temperature. In this investigation, the independent variable is ...

• The type of plant

• The amount of sunlight

• The type of music

• The type of liquid

Tags

NGSS.MS-LS2-1

The summary at the end of an experiment that explains the results. 

• conclusion
• procedures
• materials
• responding variable

Testing a hypothesis often involves a(n):

• answer
• experiment
• problem
• safety check

Tags

NGSS.MS-ETS1-3

A student wants to test the effects of type of exercise on heart rate.  What is the dependent variable?

• heart rate
• type of exercise
• amount of exercise
• time of day exercise occurs

Observations made during an experiment are called:

• data
• problems
• conclusions
• questions

Tags

NGSS.HS-LS2-3

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and temperature. In this investigation, the controlled conditions or constants are ..

• soil

• sunlight

• temperature

• all of these

Tags

NGSS.MS-LS2-1

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and temperature. In this investigation, the dependent variable is ...

• soil

• liquid

• growth

• sunlight

Tags

NGSS.MS-LS2-1

NGSS.MS-LS1-5