Identifying the Variables

Students of different ages were given the same jigsaw puzzle to put together. They were timed to see how long it took to finish the puzzle. What is the independent variable?

• Grade level of Students

• Age of students

• jigsaw puzzle

• none of the above

Students of different ages were given the same jigsaw puzzle to put together. They were timed to see how long it took to finish the puzzle. What is the dependent variable?

• Grade level of the students

• Time to finish the puzzle

• Jigsaw puzzle

• Teacher

Hypothesis: If the temperature of water is higher, then an egg will boil faster. What is the independent variable?

• Boiling rate

• Egg

• Water Temperature

• Amount of Water

Tags

NGSS.MS-PS3-5

What type of dishwashing soap makes the biggest bubbles?

Bubble size here is the?

• Dependent Variable

• Independent Variable

• Moderator Variable

• Mediator Variable

Tags

NGSS.MS-PS1-2

The temperature of water was measured at different depths of a pond. the depth of the pond is the?

• Dependent Variable

• Independent Variable

• Moderator Variable

• Mediator Variable

The following are examples of quantitative variables, EXCEPT:

• class size

• speed of growth

• engine type

• time

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

The following are examples of categorical variables, EXCEPT:

• hair color

• grade level

• population

• ethnicity

Which one is an example of a a variable with discrete value?

• height

• weight

• temperature

• number of vehicles

Which of the following is a variable in a nominal category?

• Job Satisfaction Level

• Degree of Agreement

• SHS Track

• Performance Rank

Which of the following has ratio as a level of measurement?

• Section

• Allowance

• Nationality

• Class Rank