Answer:
The amount of movement of tectonic plates in the area
Explanation:
The population density vary across the countries
Japan(127m), Philippines ( 103m), Indonesia (267m).
The volcanoes in Indonesia are among the most active of the pacific Ring of Fire along the north east island
Maintain a 5-8 seconds space margin ahead when following motorcycles, large trucks, school buses or trucks carrying flammable liquids.
<h3>What are Flammable substances?</h3>
These are substances which will burn in air when ignited. Ignitions can be caused by sparks which occur when an accident occurs.
it is however safer to maintain a a 5-8 seconds space margin when following vehicles conveying such products in order to prevent being caught up in the fire and also for easy manipulation in case it occurs.
Read more about Flammable substances here brainly.com/question/14214497
The correct option is C.
Because different elements have different masses, they also end up having different number of energy levels. Different elements emit different emission spectra when they are excited because of their unique energy levels. Each emission spectra has different color. Scientists can easily analyze the composition of a matter by analyzing its spectrum.