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
Anuta_ua [19.1K]
3 years ago
13

Suppose a researcher is performing an experiment on children. She tests the children on one level of the independent variable at

the beginning of the school year, but cannot return to test the second level until mid-April, when the school year is almost completed. What threat to internal validity may be a problem
Social Studies
1 answer:
Lostsunrise [7]3 years ago
3 0

Answer:

The answer is "Maturation".

Explanation:

When we develop and evolve, we go thru a process called maturity. There are many different types of maturity, including physical and cognitive. As people age, our bodies expand and change, and it is called physical maturity. Cerebral maturity is the mechanism by which our sufficient detail increases as people mature. The educators should share, discuss, and agree upon their goals for student accomplishment and advancement.

You might be interested in
As the epidermis is pushed outward and sloughed off, it is replaced by tissues produced by the __________. As the epidermis is p
Dahasolnce [82]

Answer:

cork cambium

Explanation:

The cork cambium is tissue which are found in a lot of vascular plants. They are a part of the epidermis. It is located in between the primary phloem and cork as layer of the bark. This tissue replaces the epidermis which are in the roots and stems. The takes the form of a hard material known as cork.

Cork is used to enclose wine bottles, bulletin boards etc. Most commercially used cork comes from the cork oak tree.

4 0
3 years ago
Should schools ban chocolate and junk food from schools, so as to ensure that young children are more likely to have a healthy d
nalin [4]
No. But, I do think that cutting down access to junk food to once or twice a week may be a good idea.
5 0
3 years ago
A 5 year-old might stop herself from hitting another child, because she has developed
agasfer [191]
The correct answer to this question is letter "b. emotional regulation." A 5 year-old might stop herself from hitting another child, because she has developed <span>emotional regulation. He or she knows what is the feeling of to being hurt or being loved.</span>
7 0
3 years ago
What branch of state government settles disputes between individuals
aalyn [17]
Can you give out the options :)
6 0
3 years ago
The Supreme Court (select one): a. has ruled that even forms of symbolic speech considered to be dangerous to the public are pro
Gnesinka [82]

Answer:

The Supreme Court <em>c. has reduced its protections of symbolic speech dramatically, and recently has ruled against flag burning as a form of protected symbolic speech</em>.

Explanation:

<em>Symbolic speech</em> includes actions and visual aid designed to deliver specific messages regarding certain matter to the people who view products of symbolic speech. For example, political posters with caricatures constitute a symbolic speech.  

As a result of United States v. O’Brien case (1968), the Supreme Court have <u>decided that symbolic speech has to be more regulated, because it involves actions but not only verbal expressions, such as burning a flag</u>.

8 0
4 years ago
Other questions:
  • What does the metaphor in lines 3-4 help the reader understand
    8·1 answer
  • When Alisa mentioned, "I have negotiated in good faith," she likely has a different view of what is meant by "negotiation" and "
    5·1 answer
  • What were the names of three of the early inhabitants of Latin America
    15·1 answer
  • Assume the government gives someone that earns no income $400 per month. the benefit reduction rate is 90%. if the person then e
    7·1 answer
  • Why does artie call his father a murderer? is he justified? who else has he called a murderer, and why?
    11·1 answer
  • 20 POINTS! Do widespread quarrying and dams cause the kerala floods? write a short account on this. ​
    9·1 answer
  • A student receives an unsatisfactory grade on a test for which he thought he was prepared
    10·1 answer
  • 4. The spread of communicable diseases can be prevented by
    12·2 answers
  • I had a ______ of energy and cleaned my room
    5·2 answers
  • The idea of _____ is to get people to change a specific behavior to avoid the undesired result that behavior provokes.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!