Independent and Dependent Variables

Front

Henry is cooking a turkey for his family. His recipe says to cook the turkey for 15 minutes per pound. The independent quantity is ________

Options: time , time in minutes, minutes , time (min)

Back

time , time in minutes, minutes , time (min)

Front

Henry is cooking a turkey for his family. His recipe says to cook the turkey for 15 minutes per pound. The dependent variable is _________.

Options: weight, pounds, weight (lb), turkey's weight, lbs

Back

weight, pounds, weight (lb), turkey's weight, lbs

Front

Which graph represents the scenario: Henry is cooking a turkey for 15 minutes per pound?

Back

Front

When Jane exercises on an elliptical machine, her initial heart rate is 90 beats per minute. She warms up at this rate for 5 minutes. Over the next 5 minutes, she gradually increases to 150 beats per minute. She maintains that rate for 15 minutes before gradually decreasing back to her original heart rate at the end of her 30-minute workout. The independent variable in this scenario is __________

Options: time, time (min), minutes, time in minutes

Back

time, time (min), minutes, time in minutes

Front

When Jane exercises on an elliptical machine, her initial heart rate is 90 beats per minute. She warms up at this rate for 5 minutes. Over the next 5 minutes, she gradually increases to 150 beats per minute. She maintains that rate for 15 minutes before gradually decreasing back to her original heart rate at the end of her 30-minute workout. The dependent variable in this scenario is ___________

Options: heart rate, Jane's heart rate, beats, heart beats

Back

heart rate, Jane's heart rate, beats, heart beats

Front

Which graph represents the following scenario: When Jane exercises on an elliptical machine, her initial heart rate is 90 beats per minute. She warms up at this rate for 5 minutes. Over the next 5 minutes, she gradually increases to 150 beats per minute. She maintains that rate for 15 minutes before gradually decreasing back to her original heart rate at the end of her 30-minute workout.

Back

Front

A student performs several experiments in which he swings a pendulum for a 20-second duration. He uses a string that is 27 cm long, and he tests pendulum masses of different sizes, varying from 2 to 12 grams. He records the number of swings each pendulum makes in 20 seconds. The independent variable in this scenario is ___________

Options: mass , mass (grams), grams , weight

Back

mass

Front

A student performs several experiments in which he swings a pendulum for a 20-second duration. He uses a string that is 27 cm long, and he tests pendulum masses of different sizes, varying from 2 to 12 grams. He records the number of swings each pendulum makes in 20 seconds. The dependent variable in this scenario is ___________

Back

number of swings

Front

A city discovers that its population has been tripling every year. The independent variable in this scenario is:

Back

time, years, time (years)

Front

A city discovers that its population has been tripling every year. The dependent variable in this scenario is:

Back

Population, Population (thousands), people