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
scoundrel [369]
4 years ago
5

For each of the following interactions, identify the action and reaction forces: (a.) A hammer hits a nail. (b.) Earth's gravity

pulls down on a book. (c.) A helicopter blade pushes air downward.
Social Studies
1 answer:
Volgvan4 years ago
4 0

Answer:

Explanation:

A hammer hits a nail, is an example of action force

The earth gravity pulls down on a book is a reaction force because before earth gravity can be active, there must be an action first ,maybe the book tossed in the air.

Helicopter blade pushes air downward is a reaction as the helicopter is reacting to the force inert on it by air

You might be interested in
Marvin is looking for data to help him with a new market research study assigned to him. When reviewing existing secondary data
love history [14]

Answer:

how the secondary data were collected.

Explanation:

Secondary data refers to the data that is collected by other persons beside the researcher who actually use it. (in this context, it would be the data that is collected by other person than Marvin).

Sometimes, the  collection method could influence the data given by the samples and will shaken up the overall conclusions.

I'll give you an example.

In market research, companies often conducts research to find out consumers' preference toward a certain product. This preference could be given by the people through either public survey and private survey. Most people tend to give a more truthful answer if the data is collected through private survey since answering in public survey makes the people fear a chance that they will be judged by others.

6 0
4 years ago
Which school of thought focused on objective sensations, such as sight and taste, and subjective feelings, such as emotional res
WINSTONCH [101]

The answer is B. Structuralism

This school believes that the mind is divided into three basic elements, namely: sensations, feelings and images. This idea allows psychologist to study the interaction between the elements in order to create a conscious experienced. This will allow the person to associate the elements to one another and thus create a perception

7 0
3 years ago
Which section highlights the idea that the Columbian Exchange has had a positive impact on humanity?
dlinn [17]

Answer: A primary positive effect of the Columbian Exchange is increased food supply of both the Old World and the New World. Various crops such as wheat, barley, and rye, were introduced by Columbus and his followers.

Explanation:

8 0
3 years ago
Read 2 more answers
Which the government has to contribute to​
Taya2010 [7]

Answer: I really don’t know what you are talking about but I think this is it

social grants - the government gives grants in many forms: unemployment insurance, financial help for families with low economic resources, low-interest credit.

Nutrition - the government provides school lunch to public schools under nutritional guidelines. The government also provides food stamps to poor families.

School fees - the government subsidizes primary and secondary education, either with public schools, or school vouchers. For tertiary education, the government offers student loans at low interest rates, and scholarships.

Health Care - the government provides Medicaid for poor families, and Medicare for the elderly. It also regulates the price of prescription drugs to some extent.

Housing - the government provides public housing to poor families, and also help families to access mortgages at lower interest rates.

7 0
3 years ago
How many children are people in China allowed to have?
pogonyaev

Answer:

2

Explanation:

In November 2013, following the Third Plenum of the 18th Central Committee of the Chinese Communist Party, China announced the decision to relax the one-child policy. Under the new policy, families could have two children if one parent, rather than both parents, was an only child.

7 0
3 years ago
Other questions:
  • All of the following statements about cooperative federalism are TRUE except:
    13·1 answer
  • ________ is any relatively permanent change in behavior brought about by experience or practice.
    14·1 answer
  • What were new opportunities for African Americans in the field of education? (Choose all that apply.)
    10·1 answer
  • As used by demographers, a __________ is a group of people who live in a specified geographic area.
    8·1 answer
  • If a driver under the age of 21 refuses to take a test to determine BAL, his/her driving privilege will be automatically suspend
    13·1 answer
  • Why does leadership matter in times of crisis?
    6·2 answers
  • Which of the following is an advantage of conducting a wireless phone survey? It allows researchers to use the autodialing featu
    14·1 answer
  • What powers dynamics’s are demonstrated in the interactions between the two characters, Macbeth and Lady Macbeth
    9·1 answer
  • What is socialization? explain.​
    11·2 answers
  • What is an example of demonstrating empathy and respect?
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!