Parts of an Experiment

Johnny wants to know how different types of colored light affect plant growth? What is the IV?

• types of plant growth

• types of colored lights

• plant growth on colored lights

• plant growth

Tags

NGSS.MS-LS1-5

Johnny wants to know how different types of colored light affect plant growth? What is the DV?

• Types of plant growth

• types of colored lights

• colored lights on plant growth

• plant growth

Tags

NGSS.MS-LS1-5

What part of an experiment is described below:

What is the effect of types of colored lights on the height of plants?

• problem

• hypothesis

• title

• conclusion

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

What part of the experiment is:

Johnny sets the lamp to shine for the same amount of time each day for 30 days.

• problem

• control

• constant

• dependent variable

What part of the experiment is:

Johnny picks a blue light, orange light, and white light.

• Dependent Variable

• Title

• Trials

• Levels of the IV

What part of the experiment does this describe:

The same type of bean plant, the same amount of water, and the same soil were used.

• Constant

• Control

• Levels of IV

• Hypothesis

An experiment is conducted to test how different cleats change an athletes running speed.  Six different types of cleats are tested and the 100m run time is recorded.  What is the independent variable?

• The type of cleat
• The run time
• The 100 meters
• The athlete

How many variables can be tested in a controlled experiment?

• one
• two
• three
• as many as possible

A test is set up to test which brand of soda creates the biggest foam explosion when adding a Mentos candy.  Three different sodas were tested. They measured the height of the foam eruption.   What is the dependent variable?

• Brand of soda
• Number of mentos candies used
• Height of foam eruption
• Temperature of soda

Tags

NGSS.MS-PS1-2

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

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

Tags

NGSS.HS-ETS1-2