Is 195 countries in the world
I think its c because coal isnt considered a mineral/rock because it is organic(?)
Answer:
Insufficient dissolved oxygen in the water can cause: death of adults and young reduced growth failed eggs and larvae changes that occur in the species in various water bodies.
The circumference of the Earth is 24,901.55 miles.
Answer:
Global dimming is the reduction in the amount of global direct irradiance at the Earth's surface that has been observed since systematic measurements began in the 1950s. The effect varies by location, but worldwide it has been estimated to be of the order of a 4–20% reduction.
Explanation:
