The correct answer is "B)".
The Paleolithic era is known for the original development of stone tools. Around 50000 BP, the use of these artifacts continued to develop and there is evidence of a wider variety of tools in Africa. These tools were classified in categories such as projectile points, knives, drilling tools, and engraving tools.
At some point between 50000 BP and 40000 BP, the first humans set foot in Australia.
Answer:
The correct answer is : A. a longer delay between when participants saw the three rows and when they had to report one of them
Explanation:
Sensory memory refers to the memory just long enough to be transferred to short-term memory. It happens when the sense of sight holds a visual image for less than a second. The brain retains impressions of sensory information after the experience has ended. When you gather what comes from the environment they are retained accurately, but very briefly by the use or our senses
Answer:
The correct answer is: D
Explanation:
Weighing options is to think, in a very careful way,about possibilities or choices. At this stage he is choosing between the two alternatives by figuring out the pluses and minuses of the situation. It this case, it is a criteria for evaluating and examing how the dilemma will affect Graydon's life in short and long-term safety consequences.
IA. If energy is being absorbed, then more hydrogen bonds are being broken. If energy is being released,more hydrogen bonds become fixed.
B. Durning melting, hydrogen bonds get broken and movement can occur. Durning freezing hydrogen bonds become fixed and water molecules can’t move as much
I dont really know all i know is that people live in the unite states . Thats the majority -
