In which environment would primary succession occur?

a forest with a few remaining trees after a recent wildfire

an area of exposed rock after a glacier melts away

beach that is exposed to the air at low tide

an abandoned baseball field in a small town

The is a particle with one unit of positive charge a. proton b. positron c. electron d. nucleus awnser quick it is a important science test!

Modern weaponry has increased the number of deaths in wars and violent conflicts.

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?