I think you mean roof trusses? They are a structural framework of timbers designed to bridge the space above a room and to provide support for a roof. Trusses usually occur at regular intervals, linked by longitudinal timbers such as purlins.
Reasonable means to be fair.
The correct answer is He should turn on the light before he drops the food into the tank.
Classical conditioning is a type of learning in which an organism learns to transfer a natural response to a stimulus, to another initially neutral stimulus, which then becomes conditioned. This process occurs through the association between the two stimuli (unconditioned and neutral).
For classical conditioning to be generated, the neutral stimulus must be presented first and a few seconds later the unconditioned stimulus (the process must be repeated several times), so that there can be an association.
Another concept is reinforcement, which means pairing followed by conditioned and unconditioned stimuli, which, if not done, tends to decrease conditioned responses and may lead to extinction, that is, until they disappear.
<span>The new Constitution and the fourteenth amendment had to be approved. Women gained more rights, and their was a requirment that 1/5 of the state's revenue support public education.</span>
Answer:
Intensified food gathering and the taming of the dog occurred during the MESOLITHIC period
Explanation:
The Mesolithic or Middle Stone Age is an archaeological term used to describe specific cultures that fall between the Paleolithic and the Neolithic Periods.
During the Mesolithic period, humans developed cave paintings, engravings, and ceramics to reflect their daily lives.