INDEPENDENT variables are also known as...

• Manipulated

• Responding

• Deliberately

• Resulting

DEPENDENT variables are also known as...

• Manipulated

• Constant

• Responding

• Resulting

CONTROL variables are also known as...

• Constant

• Independent

• Dependent

• Manipulated

Frankie wanted to know what types of food attract ants. Identify the independent and dependent variable.

• Independent - Types of food

  Dependent - # of ants attracted

• Independent - # of ants attracted

  Dependent - Types of food

• Independent - Types of food

  Dependent - Types of ants

• None of these options

Frankie wanted to know what types of food attract ants. Identify possible control variables.

• Location

• Time of day

• Amount of food

• Type of ant

Tags

NGSS.MS-LS2-2

June wanted to find out how long different brooms lasted. Identify possible constant variables.

• Same length

• Same operator

• Same broom

• Location

June wanted to find out how long different brooms lasted. Identify the manipulated and responding variables.

• Manipulated - Different brooms

• Manipulated - Time

• Responding - Different brooms

• Responding - Time

Timmy wanted to find out if the amount of water had any effect on how tall sunflowers grew. He grew five sunflowers. He gave a different amount of water to each sunflower. He gave the sunflowers 5 mL, 10 mL, 15 mL, 20 mL, and 25 mL of water. He found that sunflowers given 15 mL of water grew the tallest. What did Timmy deliberately change?

• Amounts of liquid

• Amounts of water

• Type of sunflower

• Type of water

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Timmy wanted to find out if the amount of water had any effect on how tall sunflowers grew. He grew five sunflowers. He gave a different amount of water to each sunflower. He gave the sunflowers 5 mL, 10 mL, 15 mL, 20 mL, and 25 mL of water. He found that sunflowers given 15 mL of water grew the tallest. What responded to the change?

• Amounts of liquid

• Amounts of water

• Height of the sunflower

• Weight of the sunflower

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Reagan wanted to find out if juice was bad for your teeth. She got 5 of her baby teeth and placed one in a glass of Apple Juice, one in a glass of Orange Juice, one in a glass of Cranberry Juice, one in a glass of Pineapple Juice, and one in a glass of Strawberry Juice. She waited 5 days and took them out of the juice. What are possible constant/control variables?

• Size of glass

• Shape of glass

• Size (baby teeth)

• Flavor of juice

Tags

NGSS.MS-ETS1-1