subject
Advanced Placement (AP), 11.02.2021 03:10 mahdy43

Students want to conduct an experiment to determine how road construction impacts the amount of PM in the air. They spread vaseline onto the bottom of six petri dishes and placed them at various distances from a road construction site and an existing road. The first three dishes were placed 50, 100, and 200 yards from the road construction site. The second group of dishes were placed 50, 100, and 200 yards from an active road (not under construction). Identify the control group used in this experiment.

Identify the likely dependent variable the students are measuring and describe how they could measure this variable.

ansver
Answers: 2

Another question on Advanced Placement (AP)

question
Advanced Placement (AP), 22.06.2019 20:20
What is the main purpose of completing a certification program? o a. to become eligible for a bachelor's degree o b. to receive a general education o c. to learn a specific skill for a particular career field o d. to do research in a particular career field
Answers: 2
question
Advanced Placement (AP), 23.06.2019 05:00
Which quality ensures that you are in a better position to represent yourself
Answers: 1
question
Advanced Placement (AP), 23.06.2019 19:00
Read the scenario below and answer the question that follows. bailey is plagued with sleep problems at least a couple of times a week. she often feels tired at work and doesn't do her best work because she is "just so tired." according to the lesson, it can be said that adults have some of the same problems with sleep that bailey does. a. few b. many c. no d. all
Answers: 1
question
Advanced Placement (AP), 24.06.2019 09:30
Since gaining independence from spain and portugal, many latin american nations have faced similar struggles. choose a common issue discussed in this lesson, such as the influence of military dictatorships, struggles with democracy, or continuing revolutions and coups. in a short paragraph, discuss how that struggle has affected two latin american nations.
Answers: 3
You know the right answer?
Students want to conduct an experiment to determine how road construction impacts the amount of PM i...
Questions
question
English, 16.11.2020 23:40
question
Chemistry, 16.11.2020 23:40
question
Mathematics, 16.11.2020 23:40
question
Arts, 16.11.2020 23:40
Questions on the website: 13722360