Question

Marjorie is conducting a science experiment to measure the amount of pollution produced by cars that used gasoline containing different amounts of lead. Identify the dependent and independent variables.(1 point)
Responses

i= the amount of pollution
d= gasoline containing different amounts of lead
i equals the amount of pollution d equals gasoline containing different amounts of lead

i= conducting a science experiment
d= the amount of pollution
i equals conducting a science experiment d equals the amount of pollution

i= gasoline containing different amounts of lead
d= type of car
i equals gasoline containing different amounts of lead d equals type of car

i= gasoline containing different amounts of lead
d= the amount of pollution

Answer 1

This month’s activity for the science club is to measure the temperature of the water at different depths in Lake Washington. The club found that the temperature of the water varied. Identify the dependent and independent variables.(1 point)
Responses

i= different depths of Lake Washington
d= this month’s science activity
i equals different depths of Lake Washington d equals this month’s science activity

i= the temperature of the water in Lake Washington
d= different depths in Lake Washington
i equals the temperature of the water in Lake Washington d equals different depths in Lake Washington

i= this month’s activity for the science club
d= the temperature of the water in Lake Washington
i equals this month’s activity for the science club d equals the temperature of the water in Lake Washington

i= different depths in Lake Washington
d= the temperature of the water in Lake Washington

Answer 2

In an agricultural report, lime trees receiving the most water produced the most limes. Identify the dependent and independent variables.(1 point)
Responses

i= the number of limes produced
d= the amount of water
i equals the number of limes produced d equals the amount of water

i= the amount of water
d= the number of limes produced
i equals the amount of water d equals the number of limes produced

i= lime trees
d= the number of limes produced
i equals lime trees d equals the number of limes produced

i= the number of lime trees
d= the amount of water received

Answer 3

Troy is selling homemade cake slices at the football game. The number of cakes slices he sells determines how much money he earns. Identify the dependent and independent variables.(1 point)
Responses

i= how much money he earns
d= Troy is selling homemade cake slices
i equals how much money he earns d equals Troy is selling homemade cake slices

i= the number of cakes slices
d= the amount of money he earns
i equals the number of cakes slices d equals the amount of money he earns

i= the amount of money he earns
d= the number of cakes slices
i equals the amount of money he earns d equals the number of cakes slices

i= the football game
d= the amount of money he earns

Answer 4

i = the amount of pollution
d = gasoline containing different amounts of lead

Dependent variable: the amount of pollution
Independent variable: gasoline containing different amounts of lead

Answer 5

i = different depths in Lake Washington
d = the temperature of the water in Lake Washington

Dependent variable: the temperature of the water in Lake Washington
Independent variable: different depths in Lake Washington

Answer 6

i = the number of limes produced
d = the amount of water

Dependent variable: the number of limes produced
Independent variable: the amount of water

Answer 7

i = how much money he earns
d = the number of cake slices

Dependent variable: how much money he earns
Independent variable: the number of cake slices