Independent & Dependent Variable Scenarios

A cow is given a growth hormone and then compared to another cow that was not given a growth hormone. Both cows were weighed after 2 years. Identify the independent variable.

• breed of cow

• weight

• growth hormone

• 2 years

Tags

NGSS.MS-LS1-5

A cow is given a growth hormone and then compared to another cow that was not given a growth hormone. Both cows were weighed after 2 years. Identify the dependent variable.

• breed of cow

• weight

• growth hormone

• 2 years

Tags

NGSS.MS-LS1-5

A cow is given a growth hormone and then compared to another cow that was not given a growth hormone. Both cows were weighed after 2 years. Identify the control.

• The cow given the growth hormone.

• The cow NOT given the growth hormone.

• The cow that weighs the most.

• Both cows

Tags

NGSS.MS-LS1-5

A cow is given a growth hormone and then compared to another cow that was not given a growth hormone. Both cows were weighed after 2 years. All of the following are constants EXCEPT:

• breed of cow

• 2 years

• growth hormone

• food given

Tags

NGSS.MS-LS1-5

Mosquito repellent is sprayed on one arm and the other arm is not sprayed. The number of mosquito bites is counted after 2 hours. Identify the independent variable.

• mosquitos

• mosquito repellant

• number of mosquito bites

• 2 hours

Mosquito repellent is sprayed on one arm and the other arm is not sprayed. The number of mosquito bites is counted after 2 hours. Identify the dependent variable.

• mosquitos

• mosquito repellant

• number of mosquito bites

• 2 hours

Tags

NGSS.MS-LS2-1

Mosquito repellent is sprayed on one arm and the other arm is not sprayed. The number of mosquito bites is counted after 2 hours. Identify the control.

• spraying on mosquito repellant

• NOT spraying on mosquito repellant

• number of mosquito bites

• 2 hours

Mosquito repellent is sprayed on one arm and the other arm is not sprayed. The number of mosquito bites is counted after 2 hours. Identify a constant.

• spraying on mosquito repellant

• NOT spraying on mosquito repellant

• number of mosquito bites

• 2 hours

Tags

NGSS.MS-LS2-1

One grape is placed in tap water and another grape is placed in salt water. The change in their mass is measured after a day. Identify the independent variable.

• mass

• salt water

• one day

• electronic balance

Tags

NGSS.MS-LS1-5

NGSS.MS-PS1-2

One grape is placed in tap water and another grape is placed in salt water. The change in their mass is measured after a day. Identify the dependent variable.

• mass

• salt water

• one day

• electronic balance

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4