17.7 I think
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I think the answer is A. Physical weathering, because since a debris is added to the landform, it is physically happening.
Answer:
Car lights are designed for two functions - to assist the driver and to communicate with other drivers. Accidents are more likely to occur when motorists fail to practice proper use of their lights.
Car lights include: Headlights. There are two types of headlights—low beam and high beam. These lights allow the driver to see the roadway in the dark, while also signaling to other motorists that a car is present.
Most drivers simply get into the car, start it and doesn't even think of lighting or the fact that it can provide security. But most of the light is about security and communications. The headlights and tail lamps ensure that other drivers see you, even in reduced visibility. This is crucial to avoid accidents.
Nitrogen followed by oxygen
Answer:
If gas is cooled the particles will then stop moving about really fast and start to form a liquid. This is called condensation.. (i think) and it happens at the same amount of temperature as or when boiling. Evaporation is dependent on individual particles gaining enough energy to escape the surface of the liquid and become gas particles.
Another comment: Can you please look at my question? I really need help as well.
Also use this website for more help on these questions its called states of matter: basics
