A particle having 9 protons, 9 neutrons, and 10 electrons, because ions are atoms that have lost or gained one electron
Answer:
300,000 years ago
Explanation:
Homo sapiens evolved from their early hominid predecessors between 200,000 and 300,000 years ago and developed a capacity for language about 50,000 years ago.
The reproduction is the process of forming new cells from the pre-existing cells. Another term used for this process is <span>cell division.</span>
Answer:
Earthquakes
Explanation:
This would happen because we have devices such as seismographs to record the motion of the ground during an earthquake. Without that, we wouldn't know how big the earthquake is and how to prepare for survival.
