Answer:
They used stones, tree branches, and leaves to survive the climate.
Explanation:
The climate during the early Paleolithic age were warm. But it got colder as they move closer to the ice age period. At that time, humans still haven't developed the ability to create sharp tools from metals. So they can't produce fur coats to survive the cold weather.
In order to survive the changing climate, they built a very simple shelter using the combination of stones, tree branches , and leaves. (Humans' intellect haven't developed to make a more advanced shelter during this time period_
The removal of her ovaries has caused the decrease in interest in sexual activities. Ovaries are the most important part of a female's reproductive system. These produce hormones such as estrogen which is the female's sex hormone. This causes a woman's drive to feel sexually attracted to her partner. Without the production of estrogen in the body, a decrease in interest sexually is experienced.
Answer: order of test items
Explanation: An independent variable is a variable that is specifically manipulated by a researcher to investigate whether it consequently brings about change in another variable. The other variable, which is measured and predicted to be dependent upon the independent variable, is known as the dependent variable.
In the experiment above, the independent variable is the order or arrangement of the test items. The instructor gave two sets of order to two groups of students to study effect of the order on test scores. The effect on the test scores may be dependent on the order the tests were arranged.
D, i not really sure but, i guess its D
Answer:
Global warming mostly because of greedy corporations
Explanation:
