Scientific Method Review

Front

Katiana wanted to figure out what type of liquid worked best for growing beans. She watered one with coca-cola, one with lemonade, and one with just water. After one week, she measured how high they had grown.

What is the Independent Variable (IV)?

Back

type of liquid

Front

Katiana wanted to figure out what type of liquid worked best for growing beans. She watered one with coca-cola, one with lemonade, and one with just water. After one week, she measured how high they had grown. What is the dependent variable (DV)?

Back

Growth of Beans

Front

Trevor wanted to find out what fertilizer worked best for growing marigolds. He put Miracle Grow on one, Scotts fertilizer on one and no fertilizer on another.

What is the independent variable (IV)?

Back

Fertilizer

Front

Trevor wanted to find out what fertilizer worked best for growing marigolds. He put Miracle Grow on one, Scotts fertilizer on one and no fertilizer on another.

What is the dependent variable (DV)?

Back

growth of marigolds

Front

Taylor wanted to see if eating apples would help her do better on her classwork. The first day, she didn't eat any apples. On day 2, she ate one apple; on day 3, she ate 2 apples, and on day 4, she ate 3 apples. Each day, she recorded the grades she got on her science work.

What is the independent variable (IV)?

Back

apples

Front

Taylor wanted to see if eating apples would help her do better on her classwork. The first day, she didn't eat any apples. On day 2, she ate one apple; on day 3, she ate 2 apples, and on day 4, she ate 3 apples. Each day, she recorded the grades she got on her science work.

What is the dependent variable (DV)?

Back

improve classwork

Front

A company wants to test a new dog food that is supposed to help overweight dogs lose weight. 50 dogs are chosen to get the new food, and 50 more continue their normal diets. After one month, the dogs are checked to see if they lost any weight.

What is the Independent Variable (IV)?

Back

new dog food

Front

A company wants to test a new dog food that is supposed to help overweight dogs lose weight. 50 dogs are chosen to get the new food, and 50 more continue their normal diets. After one month, the dogs are checked to see if they lost any weight.

What is the Dependent Variable (DV)?

Back

Help overweight dogs lose weight

Front

A new sunscreen has been developed that is supposed to be more effective at preventing sunburn. 30 participants spray one arm with the new formula, and spray the other arm with the leading formula. After 4 hours in the sun, their skin is evaluated for any redness

What is the Independent Variable (IV)?

Back

Sunscreen

Front

A new sunscreen has been developed that is supposed to be more effective at preventing sunburn. 30 participants spray one arm with the new formula, and spray the other arm with the leading formula. After 4 hours in the sun, their skin is evaluated for any redness

What is the dependent variable (DV)?

Back

preventing sunburn