Answer: no friction, metal
Explanation: yes
Answer:
Once water vapor is in the atmosphere, low temperatures cause the vapor to either condense into a liquid or undergo deposition to form ice crystals. Water droplets can form clouds from the atmosphere.
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Answer:
The correct statement is A larger brain allows humans to solve complex problems.
Explanation:
From the ancient time, the human brain has size increased three times. The most probable reason for the evolution of brains is that larger brain allows humans to handle complex problems more easily.
complex and large brains help humans to understand and store a different type of knowledge and information and aids in interacting with each other.
The current time human has a larger and complex brain in any living primates.
Thus, the correct statement is A larger brain allows humans to solve complex problems.