Which atmospheric layer prevents meteoroids from reaching Earth's surface mesosphere
stratosphere
thermosphere
troposphere

What is the temperature of one mole of helium gas at stp?

Which scenario is most similar to the type of collision that gas particles have according to kinetic molecular theory

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.