Answer:
The Early Stone Age began with the most basic stone implements made by early humans. These Oldowan toolkits include hammerstones, stone cores, and sharp stone flakes. By about 1.76 million years ago, early humans began to make Acheulean handaxes and other large cutting tools
As of now, according to Olympics theirself, there is no age limit to join! Any age is welcomed; though the youngest competitor was 10 years of age!
Answer:
Researchers (Griffitt & Veitch, 1971) administered tests to students who were randomly assigned to take the test in a room with normal temperature or in a ninety-degree room. After completing the test, students were asked how aggressive they felt, and their hostility toward a stranger was measured. These researchers found that students in the 90 degree room felt hostile to the stranger
Explanation:
Griffitt & Veigich,197) found that under conditions of high temperature and high population density measures of liking or disliking where more negative which implies that any situational variable that can affect mood of an individual acts as a mediating variable on their attraction to others in that situation, that means that under aversive scircumstances people tend to dislike or feel more negative about other people.