Answer:
Enhanced Green house effect
Explanation:
The paradox describes the inconsistency between the faint young Sun and the temperate climate on the early Earth. Despite low radiation by the sun of the early year, the Earth still maintained a temperate climate.
This paradox can be resolved by instigating changes in the atmospheric concentrations of greenhouse gases like ammonia (NH3), CH4, or CO2. This is referred to as enhanced green house effect.
answer: transverse and longitudinal
Answer:
Vernier calliper is a measuring device that consists of a main scale with a fixed jaw and a sliding jaw with an attached vernier.
Answer:
Explanation:
Eustachian tube is located in between the middle ear and the nasopharynx.It's function is to control the pressure within the middle making it equal to the air pressure outside the body.