Variables Reinforced

This is any factor, trait, or condition that can exist in differing amounts or types that can affect the results of a scientific investigation.

• data

• variable

• measurement

• problem

This is a variable that causes an effect to the dependent variables.

• Independent variable

• Dependent variable

• Controlled variable

• Constant variable

Which of the following is the dependent variable in the research problem “Effect of aloe vera to the inhibition zone of E.coli,”?

• humidity

• temperature

• growth of E. coli

• amount of aloe vera

Which is the dependent variable in the experiment, " The effect of sunlight to the growth of mango seedlings."?

• amount of sunlight

• growth of mango seedlings

• variety of mango seedling

• type of soil used

This variable is the one thing that changed on purpose...

• Dependent Variable

• Control

• Independent Variable

What is the DEPENDENT variable (effect) in this experiment?

"Does eating breakfast improve test scores?"

• eating breakfast or not

• the grade you got on the test

• what time you get up in the morning

• how tasty the breakfast is

You are testing how the amount you water a plant affects its growth. What would be the INDEPENDENT VARIABLE in this experiment.

• They type of pot you put the plants in.

• The amount you water each plant.

• The amount of sunlight the plants get.

• The amount the plant grows.

Tags

NGSS.3-5-ETS1-3

A scientist is testing which flavor of ice cream melts the fastest. What would his controlled variables be? (choose ALL that apply)

• The flavor of ice cream

• the kind of cone the ice creams are in

• the place in the room where the ice cream is

• the size of the scoop

• the time it takes to melt

Tags

NGSS.3-5-ETS1-3

What is the DEPENDENT variable (effect that is measured) in this experiment?

"Do tall people jump further than short people?"

• height of the person

• weight of the person

• how fast the person runs

• how far the person jumps

The variable that is being tested, counted, or measured and how it reacts to the independent variable is known as:

• Independent Variable

• Controlled Variable

• Dependent Variable

Tags

NGSS.3-5-ETS1-3