subject
Social Studies, 10.10.2020 14:01 mommatann

Francine rolled a marble down a ramp and timed how long it took for the marble to reach the bottom of the ramp. After one trial, she doubled the height of the ramp and added a thick layer of wool cloth to the surface of the ramp. She conducted three more trials and after reviewing the data, Francine concluded that the height of the ramp had no effect on the speed of the marble rolling down the slope. Which of the following reasons best describes why her conclusion is unsupported?

ansver
Answers: 3

Another question on Social Studies

question
Social Studies, 22.06.2019 16:00
Chen's research team randomly assigned some newborns and their mothers either to a breastfeeding promotion group (where breastfeeding was encouraged, but not required) or to a normal pediatric care group (where breastfeeding was neither encouraged nor discouraged). which research method did they use?
Answers: 1
question
Social Studies, 22.06.2019 19:30
Jesse james, a 20-year old, was arrested for killing a police officer. as a newly elected prosecutor, you are responsible for prosecuting mr. james. you announce your decision not to seek the death penalty in this case, but under your state’s law, the offense charged is considered special circumstances, which would qualify as a death penalty case. your decision does not sit well with the law enforcement community.what are the potential hearings that might be involved in this case? be sure to describe them from the time of arrest through appeal.
Answers: 1
question
Social Studies, 22.06.2019 22:00
What is the difference between the kurds and the shia muslims? a the kurds are a religious group while the shia muslims are an ethnic group. b the kurds and the shia muslims are religious groups. c the kurds are an ethnic group and the shia muslims are a religious group. d the kurds and the shia muslims are ethnic groups.
Answers: 1
question
Social Studies, 23.06.2019 02:00
“as well as a constitutional human right to associate with whomever you , there should be a corresponding right to disassociate if you .” - lester maddox which statement about lester maddox is best supported by information from the quotation? question 1 options: lester maddox was a segregationist. lester maddox enforced the constitution. lester maddox believed in the freedom to associate. lester maddox supported the 1964 civil rights act.
Answers: 1
You know the right answer?
Francine rolled a marble down a ramp and timed how long it took for the marble to reach the bottom o...
Questions
question
Physics, 14.07.2019 10:50