Experimental Design

Front

What is the independent variable in the experiment shown in the picture? Options: Orientation of the test tube, Type of plant, Direction of plant growth, Water

Back

Orientation of the test tube

Front

What is the dependent variable in the picture? Options: Orientation of the test tube, Type of plant, Direction of plant growth, Water

Back

Direction of plant growth

Front

Which question is this apparatus most likely designed to answer?
Options: Does atmospheric pressure affect transpiration?, Does gravity affect the direction of plant growth?, Does turgor pressure affect the absorption of water?, Does absorbed light increase the environmental temperature?

Back

Does gravity affect the direction of plant growth?

Front

What is the independent variable in an experiment designed to keep an egg intact while falling from a high point?

Back

egg drop devices

Front

What is the dependent variable in an experiment designed to keep an egg intact while falling from a high point?

Back

the egg smashing or staying intact

Front

What is the control in an experiment where different devices drop the same type of egg from the same height?

Back

eggs and height

Front

What is the independent variable in an experiment testing the effectiveness of a cargo ship by seeing how many pennies it can carry before sinking?

Back

cargo ships

Front

What is the dependent variable in the experiment testing the effectiveness of a cargo ship by adding pennies to see if it floats?

Back

cargo ship floats or sinks

Front

What is the control in the experiment designed to test the effectiveness of a cargo ship?

Back

water