The correct answer is to hurt.
Traditionally, boomerangs were used in Aboriginal culture for hunting purposes to kill prey. Boomerangs can successfully hit targets hundreds of meters away. Indigenous Australians traditionally used boomerangs to hunt and successfully kill kangaroos for their meat. Besides hunting, boomerangs are also traditionally used for entertainment and musical purposes.
Answer:
naturalistic observation
Explanation:
In naturalistic observation, researchers will gather data by directly observing the subjects in their natural habitat without making any intervention.
This is what Professor Ober is doing.
Professor Ober wants to collect a data about development of their physical skills among children. This means that the <u>children are his research subjects.</u>
To collect his data, professor Ober observed the children in the playground (which is the children's natural habitat). He also did not told the children to do anything , he just quietly observe and let the children do what they usually do. (not making any intervention)
Reflex
reflexes are involuntary and automatic responses to stimuli
Awsner: 5
The United States is divided into how many regions? Which region includes the most states?
C. state governments came to depend on federal
