Experimental Design

Answer the following using the picture. What is the independent variable?

• Orientation of the test tube

• Type of plant

• Direction of plant growth

• Water

Tags

NGSS.MS-LS1-5

Answer the following using the picture. What is the dependent variable?

• Orientation of the test tube

• Type of plant

• Direction of plant growth

• Water

Tags

NGSS.MS-LS1-5

Answer the following using the picture below. What are the constants? Select all that apply.

• Type of plant

• Water

• Test tube

• Plant growth

• Stopper

Which question is this apparatus most likely designed to answer?

• 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?

Tags

NGSS.MS-LS1-5

An experiment was designed to keep an egg intact while falling from a high point. For each experiment, the different devices will be drop the same type of egg from the same height. What is the independent variable?

• egg drop devices

• eggs and height

• the egg smashing or staying intact

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

An experiment was designed to keep an egg intact while falling from a high point. For each experiment, the different devices will be drop the same type of egg from the same height. What is the dependent variable?

• egg drop devices

• eggs and height

• the egg smashing or staying intact

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

An experiment was designed to keep an egg intact while falling from a high point. For each experiment, the different devices will be drop the same type of egg from the same height. What is the control?

• egg drop devices

• eggs and height

• the egg smashing or staying intact

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

An experiment was designed to test the effectiveness of a cargo ship. For each experiment, the different cargo ships will be placed in water to see if they each float. If it floats, then we will add a penny to see how many pennies the cargo ship can carry. What is the independent variable?

• cargo ships

• water

• cargo ship floats or sinks

Tags

NGSS.MS-PS2-2

An experiment was designed to test the effectiveness of a cargo ship. For each experiment, the different cargo ships will be placed in water to see if they each float. If it floats, then we will add a penny to see how many pennies the cargo ship can carry. What is the dependent variable?

• cargo ships

• water

• cargo ship floats or sinks

An experiment was designed to test the effectiveness of a cargo ship. For each experiment, the different cargo ships will be placed in water to see if they each float. If it floats, then we will add a penny to see how many pennies the cargo ship can carry. What is the control?

• cargo ships

• water

• cargo ship floats or sinks

Tags

NGSS.MS-PS2-2