Mathematics, 03.05.2021 04:30 Averybeam300
Hans is performing an experiment examining how salt affects the speed at which water freezes. He fills four equally sized containers with the same amounts of water. Then, in three of the containers, he stirs in varying amounts of salt. The fourth container remains plain water.
Hans places all four of the containers in the same freezer and checks the containers every five minutes, recording when the water in each container freezes solid.
In this situation, what do Hans’s time measurements represent?
A.
the response variable
B.
the control group
C.
the response group
D.
the explanatory variable
Answers: 3
Mathematics, 21.06.2019 12:30
Dilations map circles to circles and ellipses to ellipses with the same. true or false
Answers: 1
Mathematics, 21.06.2019 13:00
"how does lena finally defeat the robots? ” this question will best be used to describe the story’s exposition. rising action. climax. falling action.
Answers: 3
Mathematics, 21.06.2019 19:30
Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11
Answers: 1
Hans is performing an experiment examining how salt affects the speed at which water freezes. He fil...
Chemistry, 10.09.2021 15:40
Physics, 10.09.2021 15:40
Social Studies, 10.09.2021 15:40
Physics, 10.09.2021 15:40
Social Studies, 10.09.2021 15:40
Mathematics, 10.09.2021 15:40
Mathematics, 10.09.2021 15:40
Mathematics, 10.09.2021 15:40
Business, 10.09.2021 15:40
Mathematics, 10.09.2021 15:40
Business, 10.09.2021 15:40
Chemistry, 10.09.2021 15:40
Mathematics, 10.09.2021 15:40