1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
ki77a [65]
3 years ago
5

Students want to conduct an experiment to determine how road construction impacts the amount of PM in the air. They spread vasel

ine 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
Advanced Placement (AP)
1 answer:
seraphim [82]3 years ago
5 0

The control group and the dependent variable are respectively; will be the 3 dishes placed on the road not under construction and the 3 dishes placed on the road construction site

<h3>What is a control Group?</h3>

A control group in an experiment is that which is made up of participants that do not receive the experimental treatment.

From the opening paragraph, it means when we are conducting an experiment, these people in the control group are randomly assigned to be in this group and as such they also closely resemble the participants or the individuals who receive the treatment.

In this question, the control group will be the 3 dishes placed on the road not under construction

The dependent variable is one that depends on other variables or constraints in an experiment. In this question the dependent variable will be the 3 dishes that were placed in the road under construction.

Read more about control at; brainly.com/question/25899557

You might be interested in
I found this video on you tube its so funny you guys have to watch it
ser-zykov [4K]

Answer:

It was so funny

Explanation:

8 0
3 years ago
Read 2 more answers
A theory of how consumers decide what to buy
Andrei [34K]
1)The lifestyle of a consumer will influence on his behavior and purchasing decisions. For example, a consumer with a healthy and balanced lifestyle will prefer to eat organic products and go to specific grocery stores, will do some jogging regularly (and therefore will buy shoes, clothes and specific products),

2)Cultural trends or “Bandwagon effect” are defined as trends widely followed by people and which are amplified by their mere popularity and by conformity or compliance with social pressure. The more people follow a trend, the more others will want to follow it.



3)The membership groups of an individual are social groups to which he belongs and which will influence him. The membership groups are usually related to its social origin, age, place of residence, work, hobbies, leisure, etc..
6 0
4 years ago
Psychology need help. Thank you!
ivanzaharov [21]
I believe it’s stereotypes response.
7 0
3 years ago
What happens when you multiply 4 times 2, add 6, divide by 2, subtract 3 explain
dezoksy [38]
4•2+6/2-3=4

The answer would be 4
Because four times two is eight
Then eight plus six is fourteen
Then fourteen divided by two is seven
Then seven minus four is four
4 0
4 years ago
Read 2 more answers
A stitch in time saves nine. A penny saved is a penny earned. These sentences are... similar in meaning opposite in meaning neit
Liono4ka [1.6K]

Answer:

Neither the same nor the opposite

Explanation:

<em>A stitch in time saves nine</em> is an idiom meaning that it's better to deal with problems right away and spend less time doing that than later when more time is going to be needed.

<em>A penny saved is a penny earned </em>is an idiom meanings that saving money, even little by little, is as useful as earning more.

When we compare these two idioms, we can see that their meanings are neither the same nor the opposite.

3 0
4 years ago
Other questions:
  • Which of the following is one major attribute that differentiates community service from service-learning? A. Service-learning i
    6·2 answers
  • ¿Qué es una hipótesis? O A. La tecnología utilizada en un experimento. B. Una conclusión sobre los resultados de un experimento,
    15·1 answer
  • Question at bottom thank you
    8·2 answers
  • When driving in the inside lane of a curve, excessive centrifugal force will pull you __________.
    5·1 answer
  • jessica is a competitive swimmer, but she hates swimming at one particuar pool because it is always so much colder than other. w
    13·2 answers
  • Read this example and answer the following question: Patrick invited everyone on his baseball team to come to his house for a pi
    6·1 answer
  • In 3-5 bullet points, Why was the Scientific Revolution an important part of world history?
    13·1 answer
  • Refer to the passage.
    10·1 answer
  • Read the following excerpt from "Rappaccini's Daughter" by Nathaniel Hawthorne and answer the question
    11·2 answers
  • True or False: Almost every innovative technology today is the product of an organizational network.True or False: Innovation re
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!